(consolidating Charles L. Seabury Co. and Gas Engine & Power Co.)
Consolidated Shipbuilding was a builder of luxury yachts, the result of the merger in June 1896 of Charles L. Seabury Co., originally established in 1885, in Nyack, and famous for its steam yachts, and Gas Engine & Power Co., originally established at about the same time, in Morris Heights, and famous for its naptha-powered launches. The company operated initially under the cumbersome name of Charles L. Seabury Co. and Gas Engine & Power Co., Consolidated, but dropped the old names and became plain Consolidated Shipbuilding after World War I. The shipyard was located on Matthewson Road, in the Bronx, at the southern end of what is now Roberto Clemente State Park: see the site from the air on Google here. After WWII, Consolidated bought the Robert Jacob shipyard on City Island and closed the Morris Heights yard. It ceased to be an active shipbuilder in 1958 but a successor company continues as a yacht repair center. As far as I can tell, the 3-digit hull #s were Seabury's, starting back in their Nyack shipyard, and the 4-digit hull #s were Gas Engine & Power's, with the latter series continuing as Consolidated's hull #s. If anyone can add to the table below, please send your info to timcolton@aol.com.
Many thanks to Alan Dinn, Historian of Purdy Boat Company, for his enormous contribution to this table.
| Hull # | Name | Customer | Type | Tons | Feet | Built | Disposition |
| Built by Charles L. Seabury Company | |||||||
| 1 | Wandle | D.R. Kendall | Steam | 55 | 1890 | Sold ca 1892 | |
| 2 | Ernie | Louis Quanche | Steam | 22 | 1890 | ||
| 3 | Mary L. | F.W. Lawrence | Steam | 37 | 1890 | ||
| 4 | Aztec | D.A. Loring | Steam | 73 | 1890 | ||
| 5 | Vida | F.B. Clark | Steam | 33 | 1890 | ||
| 6 | Xiphas | S. Smith | Steam | 30 | 1890 | ||
| 7 | Lida | J.T. Smith | Steam | 30 | 1890 | ||
| 8 | Gouldsboro | Gouldsboro Land Co | Steam | 35 | 1890 | ||
| 9 | stock | 22 | 1890 | ||||
| 10 | Nahma | D.E. Stone | Steam Launch | 37 | 1891 | ||
| 11 | Zayda | Putnam | Steam Schooner | 14 | 55 | 1891 | Lengthened to 64' and hipped 1894; owned by Dr. H.A. Mandeville as Marjencha as early as 1896 |
| 12 | Allegra | Auger | Steam Schooner | 22 | 76 | 1891 | Owned by Charles M. Pratt as early as 1896 |
| 13 | Silva | Forrest | Steam Schooner | 33 | 80 | 1891 | Owned by Jesse H. Metcalf 1896, by Banks as Allegra by 1900 |
| 14 | Strae | Thomas A. McIntyre | Steam Yacht | 14 | 55 | 1891 | Sold and sent to Mexico 1900 |
| 15 | Coot | R.H. Derby | Steam Launch | 42 | 1891 | Rebuilt as Hull #27 in 1892 | |
| 16 | Alva | W.K. Vanderbilt | Steam | 30 | 1891 | ||
| 17 | Tyro | Herbert W. Chapman | Steam Launch | 42 | 1892 | ||
| 18 | Anemone | L.B. Crocker | Steam | 28 | 1892 | ||
| 19 | Seawanhaka | SCYC | Steam | 43 | 1892 | ||
| 20 | Linta | Walther Lűttgen | Steam Schooner | 40 | 85 | 1892 | |
| 21 | Chinook | R. Lincoln Lippitt | Steam Yacht | 37 | 1892 | ||
| 22 | Delina | J.M. Schoonmaker | Steam | 37 | 1892 | ||
| 23 | Vashti | S.R. Bradley | Electric | 30 | 1892 | ||
| 24 | Cricket | Archibald Rogers | Steam Launch | 43 | 1892 | Built for John H. Rutherford but sold to Rogers before completion | |
| 25 | Espadon | Frederick deCoppet | Steam Launch | 25 | 1892 | ||
| 26 | Beatrice | Robert Goelet | Steam Yacht | 55 | 1892 | ||
| 27 | Coot | R.H. Derby | Steam Launch | 42 | 1892 | Rebuild of Hull #15; owned by A. Bleeker Banks 1896 | |
| 28 | Alma | Charles J. Clarke | Steam Schooner | 16 | 56 | 1892 | |
| 29 | Anemone II | L.B. Crocker | Steam | 43 | 1893 | ||
| 30 | Embla | John H. Hanan | Steam Yacht | 170 | 163 | 1893 | |
| 31 | Elec Launch | 25 | 1893 | ||||
| 32 | Elec Launch | 21 | 1893 | ||||
| 33 | Elec Launch | 40 | 1893 | ||||
| 34 | Elec Launch | 21 | 1893 | ||||
| 35 | H.C. Baker | Launch | 50 | 1893 | Hull only | ||
| 36 | Elec Launch | 18 | 1893 | ||||
| 37 | D&H | D&H Canal Co. | Steam | 35 | 1893 | ||
| 38 | Elec Launch | 25 | 1893 | ||||
| 39 | Elec Launch | 30 | 1893 | ||||
| 40 | Claymore | J. Kennedy Tod | Steam Yacht | 32 | 80 | 1893 | Owned by J.B. Edson 1900 |
| 41 | Hirondelle | Caleb G. Evans | Steam Schooner | 75 | 1893 | Lengthened and widened 1894 (new length 85') | |
| 42 | Boat | 12 | |||||
| 43 | Boat | 10 | |||||
| 44 | Boat | 10 | |||||
| 45 | George D. Purdy | Thomas A. McIntyre | Houseboat | 85 | 1894 | Stern-wheel | |
| 46 | Charlietta | W.B. Higgins | Steam | 30 | 1894 | Name changed to Sirene | |
| 47 | Margaret | John H. Rutherford | Steam Schooner | 30 | 75 | 1894 | Still owned by Rutherford in 1896; sold to a Mr. Smith by 1900 and named Amabel - owned by James W. Jackson 1917 |
| 48 | Kabeyun | C.L. Seabury | Sloop | 38 | 1894 | Owned by W.P. Draper by 1896 | |
| 49 | Huntress | F. C. Fowler | Steam Yacht | 81 | 120 | 1895 | To USN 1898, to NJ Naval Militia 1898, to MO Naval Militia 1907, sold 1917 |
| 50 | Charlietta II | W.B. Higgins | Steam Schooner | 65 | 1895 | Owned by Perl W. Devendorf in 1923, converted to gas power in 1923-24 | |
| 51 | Onatoga | Haskell | Steam | 15 | 60 | 1895 | |
| 52 | Levanter | Alfred Marshall | Steam Yacht | 48 | 1895 | ||
| 53 | Urchin | Naphtha | 35 | 1895 | |||
| 54 | Washita | J.P. Duncan | Steam Schooner | 100 | 1895 | Owned by Henry W. Putnam Jr. by 1896 | |
| 55 | Hiawatha | Charles Fleischmann | Steam Yacht | 109 | 135 | 1896 | Owned by Ballantine in 1900 as Juanita; later Esmerelda. Sank Miami 1924, raised and scuttled offshore 1927 |
| 56 | Mayita | Bossert | Steam | 34 | 85 | 1896 | Owned by Frank Bennett in 1900 as Franeda |
| 57 | Chase | Revenue Cutter Service | Steam Launch | 3 | 30 | 1896 | |
| 58 | Kanawha | John P. Duncan | Steam Yacht | 126 | 140 | 1896 | Sold to USG 7 Jun 1898 |
| 59 | Kenwood | George R. Thorne | Catboat | 2 | 26 | 1896 | Owned by Cornell 1900 |
| 60 | Sayhaga | H.C. Smith | Half-rater | 23 | 1896 | ||
| 61 | Jesse Metcalf | Half-rater | 23 | 1896 | |||
| 62 | Cymbra | Thomas A. McIntyre | Cutter Yacht | 7 | 45 | 1896 | |
| 63 | Caribe | Flint, Eddy & Co. | Hull only | 40 | 1896 | ||
| 64 | Hiawatha II | Charles Fleischmann | Steam Yacht | 219 | 170 | 1897 | |
| 65 | Raynham | Edward S. Woodward | Steam Yacht | 85 | 1897 | ||
| 66 | Punjaub | F.L.M. Masury | Steam Yacht | 85 | 1897 | Twin of Raynham; owned by Schaefer 1900 as Vinita | |
| 67 | Snellenberg | 1897 | |||||
| 68 | Half Moon | McLaughlin | |||||
| 69 | Dock Dept. | ||||||
| 70 | Maspeth | Myer | |||||
| 71 | Wachusett | Holder | |||||
| 72 | Josephine | P.A.B. Widener | Steam Launch | 3 | 30 | 1897 | |
| 73 | Enterprise | A.J. Cassatt | Steam Yacht Tender | 2 | 25 | 1897 | |
| 74 | Juanita | J.H. Ballantine | Sailboat | 0 | 21 | 1897 | |
| 75 | Bailey (TB 21) | US Navy | Torpedo Boat | 235 | 205 | 1897 | Launched 10 Jun 01; later CTB 8, sold for scrap 10 Mar 1920 |
| 76 | Suffern | Erie Railroad | Steam Lighter | 398 | 115 | 1898 | |
| 77 | Margaret | J.H. Rutherford | Steam Yacht | 59 | 103 | 1898 | Owned by Marshall D. Wilber as Cornelia 1917 |
| 78 | Endion | Jesse Metcalf | Steam Yacht | 103 | 1898 | ||
| 79 | Columbia | A. Pope | Steam Launch | 22 | 65 | 1898 | |
| 80 | Niagara | Howard Gould | Steam Yacht Tender | 5 | 35 | 1898 | |
| 81 | Carib | Trinidad Asphalt | Steam Launch | 15 | 56 | 1898 | |
| 82 | Klondike | Geodetic Survey | Survey Steamer | 47 | 75 | 1898 | |
| 83 | Klondike "Alpha" | Geodetic Survey | Steam | 32 | 1898 | ||
| 84 | Klondike "Delta" | Geodetic Survey | Steam | 32 | 1898 | ||
| 85 | Swain | Steam Launch | 30 | ||||
| 86 | W.H.S. | Steam Launch | 28 | ||||
| 87 | Red Cross? | Steam Launch | 28 | ||||
| 88 | D.A.R. | Steam Launch | 28 | ||||
| 89 | D.A.R. | Steam Launch | 28 | ||||
| 90 | Kanawha II | John P. Duncan | Steam Yacht | 471 | 227 | 1899 | Later owned by John Borden, acquired by USN 28 Apr 1917 as SP-130 (Piqua I); returned to owner 1 Jul 1919 |
| 91 | Mayita | Louis Bassert | Steam Yacht | 106 | 135 | 1899 | Owned by Joseph de Champlain 1917 |
| 92 | R.C.S. | Steam Launch | 26 | 1899 | |||
| 93 | Josephine | Widener | Steam | 30 | 1899 | ||
| 94 | USG | Launch/Cutter | 30 | 1899 | |||
| 95 | USG | Launch/Cutter | 30 | 1899 | |||
| 96 | USG | Launch/Cutter | 30 | 1899 | |||
| 97 | USG | Launch/Cutter | 30 | 1899 | |||
| 98 | USG | Launch/Cutter | 30 | 1899 | |||
| 99 | Wilkes (TB 35) | US Navy | Torpedo Boat | 175 | 165 | 1902 | Sunk as target 1914 |
| 100 | Stewart (DD 13) | US Navy | Destroyer | 420 | 250 | 1902 | Scrapped 1920 |
| 101 | USG | Launch/Cutter | 30 | 1899 | |||
| 102 | USG | Launch/Cutter | 30 | 1899 | |||
| 103 | USG | Launch/Cutter | 30 | 1899 | |||
| 104 | Stern wheeler | 48 | 1899 | Hull and boiler | |||
| 105 | USG | Launch/Cutter | 30 | 1899 | |||
| 106 | USG | Launch/Cutter | 30 | 1899 | |||
| 107 | USG | Launch/Cutter | 30 | 1899 | |||
| 108 | USG | Launch/Cutter | 30 | 1899 | |||
| 109 | Aria | Edward H. Blake | Steam Yacht | 119 | 145 | 1899 | |
| 110 | USG | Launch/Cutter | 30 | 1899 | |||
| 111 | USG | Launch/Cutter | 30 | 1899 | |||
| 112 | USG | Launch/Cutter | 30 | 1899 | |||
| 113 | Cayuga | Humphreys | Steam Yacht | 99 | 1899 | ||
| 114 | USG | Launch/Cutter | 30 | 1899 | |||
| 115 | USG | Launch/Cutter | 30 | 1899 | |||
| 116 | USG | Launch/Cutter | 30 | 1899 | |||
| 117 | USG | Launch/Cutter | 30 | 1899 | |||
| 118 | USG | Launch/Cutter | 30 | 1899 | |||
| 119 | USG | Launch/Cutter | 30 | 1899 | |||
| 120 | USG | Launch/Cutter | 30 | 1899 | |||
| 121 | USG | Launch/Cutter | 30 | 1899 | |||
| 122 | USG | Launch/Cutter | 30 | 1899 | |||
| 123 | Manhattan | Manhattan Lightering | Tug | 155 | 110 | 1900 | Later Richard Croker, Manhattan |
| 124 | Ludeah | C.L. Seabury | Sloop | 54 | 1899 | Sold to J. Montgomery Sears 1900; sold again in 1901 | |
| 125 | Akela | Ames | Steam Yacht | 49 | 110 | 1899 | Owned by Henry A. Bishop 1917 |
| 126 | Seneca | NY Naval Militia | Steam Launch | 40 | 1899 | ||
| 127 | Mohawk | NY Naval Militia | Steam Launch | 40 | 1899 | ||
| 128 | Oneida | NY Naval Militia | Steam Launch | 40 | 1899 | ||
| 129 | Mohican | NY Naval Militia | Steam Launch | 40 | 1899 | ||
| 130 | Army Transport Svc | Steam Launch | 40 | 1899 | |||
| 131 | Army Transport Svc | Steam Launch | 40 | 1899 | |||
| 132 | Army Transport Svc | Steam Launch | 40 | 1899 | |||
| 133 | Army Transport Svc | Steam Launch | 40 | 1899 | |||
| 134 | Army Transport Svc | Steam Launch | 40 | 1899 | |||
| 135 | Steam Launch | 42 | 1899 | ||||
| 136 | Timmie | Capt. Port of Havana | Steam Launch | 42 | 1899 | ||
| 137 | Effie | Capt. Port of Havana | Steam Launch | 30 | 1899 | ||
| 138 | Laura | Capt. Port of Havana | Steam Launch | ? | 1899 | ||
| 139 | QM Dept Ft. Preble | Steam Launch | 30 | 1899 | |||
| 140 | Army Transport Svc | Steam Launch | 30 | 1899 | |||
| 141 | Elfrida | W. Seward Webb | Steam Yacht | 146 | 139 | 1900 | |
| 142 | Saghaya | Smith | Steam Yacht | 98 | 127 | 1900 | Owned by Christian M. Meyer as Maspeth II in 1917 |
| 143 | LaBarbara | Marks | Aux Schooner | 70 | 1900 | ||
| 144 | Frances | E.L. Carter | Steam Launch | 30 | 1900 | ||
| 145 | Veritas | Weld Boat Club | Coaching Launch | 51 | 1900 | ||
| 146 | Kenaidin | Granberry | Steam | 44 | 1900 | ||
| 147 | Cacique | A.L. Skinner | Aux Yawl | 76 | 1900 | ||
| 148 | Army Transport Svc | Steam Launch | 30 | 1899 | |||
| 149 | Army Transport Svc | Steam Launch | 30 | 1899 | |||
| 150 | Army Transport Svc | Steam Launch | 30 | 1899 | |||
| 151 | Pachita | Steam | 40 | 1900 | |||
| 152 | Cherokee | S.H. Vandegrift | Steam | 85 | 1900 | Owned by Gen. J. A. Johnston as Winona in 1917 | |
| 153 | Irene | Lewisohn | Steam Yacht | 166 | 1901 | ||
| 154 | Hope | Norman | Steam Yacht | 86 | 1901 | ||
| 155 | Revolution | Curtis Turbine Co | Steam Yacht | 190 | 177 | 1901 | Owned by Charles Hayden as Wacondah in 1917; to US Navy 24 May 1917 as SP 238, sold to International Steamship Co 1920 as Intercolonial |
| 156 | Vanessa | Cummings | Aux Yawl | 76 | 1901 | ||
| 157 | Mitchell | Governors Island | Steam | 12 | 45 | 1901 | |
| 158 | Franeda | Bennett | Steam | 61 | 1901 | ||
| 159 | BHRA | Sears | 75 | 1901 | |||
| 160 | Army Transport Svc | Steam Launch | 28 | 1901 | |||
| 161 | Margaret | Rutherford | 65 | 117 | 1901 | ||
| 162 | Capt DeHart | QM Dept | Steam Launch | 9 | 40 | 1901 | |
| 163 | QM Dept | Steam Launch | 9 | 40 | 1901 | ||
| 164 | QM Dept | Steam Launch | 9 | 40 | 1901 | ||
| 165 | Helenita | Frank J. Gould | Steam Yacht | 150 | 185 | 1901 | To US Navy as SP-210 Aug 1917, returned to owner 17 Jun 1919 |
| 166 | Quarantine Dept Havana | 45 | 1901 | ||||
| 167 | Chanticleer | George W. Weld | Schooner Yacht | 108 | 118 | 1902 | |
| 168 | Vixen | J.D. Archbold | Steam | 35 | 100 | 1902 | |
| 169 | H.H. Rogers | Sloop | 36 | 1902 | |||
| 170 | Jule | Alfred Costello | Steam | 85 | 1902 | ||
| 171 | Ridgemont | D. C. Whitney | Steam Yacht | 66 | 98 | 1902 | |
| 172 | Coranto | A.E. Austin | Steam Yacht | 174 | 143 | 1902 | Owned by Alfred I. du Pont as Alicia 1917 |
| 173 | Iroquois | LeGrand-Cramer | Steam | 75 | 1902 | ||
| 174 | Brokaw | 30 | 1902 | ||||
| 175 | Advance | W.W. Cole | Steam | 12 | 65 | 1902 | |
| 176 | Rollins | Steam | 45 | 1902 | |||
| 177 | |||||||
| 178 | Cherokee | Steam Yacht | 82 | 73 | 1903 | ||
| 179 | |||||||
| 180 | Aria | Edward H. Blake | Steam Yacht | 192 | 165 | 1903 | |
| Fantana | Motor Boat | 72 | 1902 | To USN 1917 as SP 71. Returned 1919 | |||
| Margaret | Steam Yacht | 88 | 1902 | ||||
| Helenita | Steam Yacht | 304 | 1902 | ||||
| Minga | Steam Yacht | 20 | 56 | 1903 | |||
| 186 | Velthra | J. Parker Bremer | Steam Yacht | 45 | 110 | 1903 | Owned by William D. Guthrie as Meudon 1917 |
| 187 | Niagara IV | Howard Gould | Steam Yacht | 50 | 110 | 1903 | Purchased by J. E. Fletcher 1911; owned by William A. Prime as Flyer 1917 |
| 189 | Levanter | 29 | 84 | ||||
| 193 | Dubuque (Gunboat No. 17) | US Navy | Gunboat | 1085 | 200 | 1905 | Later AG 5, IX 9, PG 17, scrapped 1946 |
| 194 | Paducah (Gunboat No. 18) | US Navy | Gunboat | 1085 | 200 | 1905 | Later AG 7, IX 23, PG 18, sold 1946, later Jewish refugee ship Geula, scrapped 1951 |
| 195 | Pontonier | 71 | 73 | ||||
| 196 | Aroostook | Steam Yacht | |||||
| 198 | Machigonne | Cyrus H.K. Curtis | Steam Yacht | 85 | 115 | 1904 | |
| 199 | Ventura | John H. Smedley | Sloop | 35 | |||
| Jemima F. II | Gas Yacht | 32 | 76 | 1905 | Owned by Gas Engine & Power/Seabury 1917 as Adroit | ||
| 204 | Levanter | Steam Yacht | 131 | 1905 | |||
| 205 | Vim | Steam Yacht | 17 | 61 | 1905 | ||
| 206 | Vitesse | ||||||
| 207 | Linta | Walther Lűttgen | Steam Yacht | 79 | 108 | 1905 | |
| 208 | Lighthouse Service | Steam Launch | 6 | 30 | 1905 | ||
| 209 | Whim | Tootie B. MacGregor | Aux Schooner | 41 | 90 | 1905 | |
| 210 | Steam Launch | 7 | 40 | 1905 | |||
| 211 | Galatea | E. Leydon Ford | Steam Yacht | 157 | 140 | 1906 | Later Ungava, owned by Sylvester W. Labrot as Onward 1917; to USN as SP-311 1 Aug 1917; to Coast & Geodetic Survey 18-Apr-19, sold 1921, later Thelma Phoebe, wrecked 1923 |
| 212 | The Limited | A.C. Bostwick | Steam | 36 | 88 | 1906 | Gielow design; owned by J. Stuart Blackton 1917 |
| 213 | La Mascotte | Frank C. Havens | Gas Launch | 27 | 84 | 1906 | Gielow design; lengthened 1907 and 1912 (final length 110') |
| 214 | Lyndonia | Cyrus Curtiss | Steam Yacht | 261 | 163 | 1907 | To USN 1917 as Vega (SP 734), sold 1921 |
| Halcyon | Steam Yacht | 161 | 1907 | ||||
| 216 | A | NYC Dock Dept | Steam Launch | 27 | 60 | 1907 | |
| 217 | B | NYC Dock Dept | Steam Launch | 27 | 60 | 1907 | |
| 218 | Jose Aramburu | Scow | 46 | 1907 | |||
| Amelia IV | Carl Reinschild | Motor Boat | 40 | 68 | 1908 | To USN 1917 as Idalis (SP 270), returned 1919 | |
| 220 | Vinha d Ruiz de Gauriz | Steam Launch | 42 | 1907 | |||
| 221 | Vinha d Ruiz de Gauriz | Steam Launch | 42 | 1907 | |||
| 222 | Vinha d Ruiz de Gauriz | Steam Launch | 42 | 1907 | |||
| 223 | Haida | Max Flesichmann | Aux Schooner | 104 | 112 | 1908 | Owned by William H. Farrell as Mystery 1917 |
| 224 | Mr. Rocha | Steam Launch | 13 | 40 | 1908 | ||
| 225 | Jemina F. III | Charles H. Fletcher | Gas Yacht | 149 | 112 | 1908 | Owned by Morrill Goddard 1917 |
| 226 | Alcedo | G.W.C. Drexel | Steam Yacht Tender | 33 | |||
| 227 | Machigonne II | William L. Douglas | Steam Yacht | 195 | 140 | 1909 | Sold to Irving E. Raymond 1910, to USN as SP-507 in 1917, returned to owner 1919, acquired by Canada as HMCS Grizzly (Z-14) 1941, decommissioned 1944 |
| 228 | Little Sovereign | M.C.D. Borden | Steam Yacht | 91 | 137 | 1909 | Owned by Frederick W. White 1917 |
| Miramar | Gas Yacht | 106 | 1910 | ||||
| 229 | Vitesse | Gen. Brayton Ives | Steam Yacht | 90 | 140 | 1910 | |
| 231 | Jane | R. Waverley Smith | Gas Yacht | 114 | 110 | 1910 | |
| 232 | Sovereign | M.C.D. Borden | Steam Yacht | 154 | 166 | 1911 | Acquired by USN 14-Jun-18, served as SP-170; returned to owner 1919 |
| Thelma | Gas Yacht | 141 | 1911 | ||||
| 233 | Alcedo | George W.C. Drexel | Steam Yacht Tender | 3 | 30 | 1910 | |
| 234 | Vixen | J.D. Archbold | Steam Yacht | 287 | 168 | 1913 | To USN as Despatch (PY 8) 1917, to State of Florida 1928 |
| 235 | Margaret | John H. Rutherford | Steam Yacht | 128 | 140 | 1913 | |
| 236 | HAL No. 4 | Hamburg American Line | Steam Dispatch Boat | 20 | 60 | 1913 | |
| Widgeon | U.S. Fish & Wildlife Service | Gas Yacht | 157 | 1913 | To USN 1942 as YP 200, returned 1945 | ||
| Wenona | Yacht | 1915 | |||||
| Manitee | Motor Boat | 13 | 52 | 1915 | Acquired by USN 17 Jul 1917 as SP 291 Mary Pope, destroyed 10 Sep 1919 in hurricane | ||
| L'Apache | Gas Yacht | 33 | 78 | 1915 | Owned by James H. Snowden 1917 | ||
| Ahdeek | H. V. Schieren | Motor Boat | 38 | 1916 | To USN 1918 as SP 2589, struck 1933 | ||
| Mystery | Motor Boat | 58 | 1916 | Intended to USN 1917 as SP 16, but not used | |||
| Navajo | Arthur Clapp | Motor Boat | 40 | 67 | 1916 | Acquired by USN 25 Jun 1917 as SP 298 Navajo III, sold 1 Nov 1919 | |
| Siwash | C. A. Schieren | Motor Boat | 56 | 78 | 1916 | Acquired by USN 10 Jun 1917 as SP 12, to Dept of Commerce 16 Jun 1919 | |
| Wemoota | A. Gardner Cooper | Motor Boat | 21 | 70 | 1916 | To USN 16 Jun 1917 as SP 201, sold 10 Oct 1919 to W O Graves | |
| Acoma | Theodore L. Partridge | Motor Boat | 13 | 60 | 1917 | To USN 27 Sep 1917 as SP 1228, returned 25 Nov 1918 | |
| Anado | J. A. Mollenhauser | Motor Boat | 33 | 70 | 1917 | To USN 8 Jul 1917 as SP 455, returned 26 Feb 1919 | |
| Speedway | W. Blair | Motor Boat | 15 | 52 | 1917 | To USN 2 May 1917 as SP 407, returned 14 Feb 1919 | |
| Little Viking | Motor Boat | 57 | 1917 | ||||
| Vagabondia | Paul Mellon | Motor House Boat | 130 | 1917 | |||
| Sunbeam | R. B. Roosevely | Motor Boat | 53 | 1917 | To USN 16 Jun 1917 as SP 251 Sunbeam III, returned 21 Jan 1919 | ||
| Blue Mist | Yacht | 20 | 52 | 1917 | Preserved in Shady Side MD | ||
| Zumbrota | Charles Ringling | Yacht | 91 | 87 | 1918 | Active | |
| Pelican (AM 27) | US Navy | Minesweeper | 950 | 187 | 1918 | Later AVP 6, scrapped 1946 | |
| Falcon (AM 28) | US Navy | Minesweeper | 950 | 187 | 1918 | Later ASR 2, scrapped 1947 | |
| Osprey (AM 29) | US Navy | Minesweeper | 950 | 187 | 1919 | Later Pioneer (ARS 2) 1922, to USCGS as Crusader 1941, sold as Victoria 1948, scrapped 1952 | |
| Seagull (AM 30) | US Navy | Minesweeper | 950 | 187 | 1919 | Later AT/ATO 141, scrapped 1946 | |
| Tern (AM 31) | US Navy | Minesweeper | 950 | 187 | 1919 | Later AT/ATO 142, struck 1945, scrapped 1969 | |
| Built by Gas Engine & Power Co. | |||||||
| Violet V | 38 | 1902 | Owned by O.L. Molter as Cayuga 1917 | ||||
| 1858 | May | 2 | 35 | ||||
| 1896 | Japansky | 2 | 39 | 1904 | |||
| 1925 | Artful | Payne Whitney | Gas Launch | 9 | 68 | 1906 | Owned by Colin H. Livingstone as Speedaway 1917 |
| 1927 | Nancy Ann | 12 | 64 | 1906 | |||
| 1935 | Edmee | 18 | 60 | 1905 | Owned by E.W. McCready as Mary Ann 1917 | ||
| 1939 | Cheemaun | 13 | 56 | 1905 | Owned by J. N. Oliphant 1917 | ||
| 1940 | Emily & John | 1 | 32 | ||||
| 1947 | Argo | 5 | 61 | 1905 | Owned by George W.C. Drexel 1917 | ||
| 1966 | Skeeter | Gas Launch | 2 | 39 | |||
| 1967 | Duchess | 23 | 63 | 1906 | Owned by Warner M. Leeds 1917 | ||
| 1977 | Naoj | 5 | 42 | 1906 | Owned by Samuel T. Shaw 1917 | ||
| Forward | William K. Bixby | Gas Launch | 45 | 1906 | Sunk in Lake George NY 1930s (now dive site) | ||