The list of ship launches in 1921 includes a chronological list of some ships launched in 1921. __NOTOC__ Date Ship Class / type Builder Location Country Notes 5 January S-class submarine Bethlehem Shipbuilding Corporation San Francisco, California For United States Navy 11 January Cargo ship Harland & Wolff Belfast For Lamport & Holt. 18 January Tanker Northwest Bridge & Iron Company Portland, Oregon For USSB/Swiftsure Oil Transport Co. 25 January Cargo ship Blyth Shipbuilding & Dry Docks Co. Ltd Blyth For Thompson Steam Shipping Co. Ltd. 5 February Tanker Northwest Bridge & Iron Company Portland, Oregon For USSB/Swiftsure Oil Transport Co. 7 February S-class submarine Portsmouth Navy Yard Kittery, Maine For United States Navy 10 February Cargo ship John I. Thornycroft & Company Southampton For J. Stoner & Co., Southampton 10 February Submarine No. 29 () Type L2 submarine Mitsubishi Kobe For Imperial Japanese Navy 12 February Cargo ship Odense Steel Shipyard Odense, Denmark For Maersk 21 February S-class submarine Bethlehem Shipbuilding Corporation San Francisco, California For United States Navy 24 February Cargo liner Lithgows Ltd. Port Glasgow For Blue Star Line. 24 February Submarine No. 34 () Kaichū III-type submarine Kure Naval Arsenal Kure For Imperial Japanese Navy 24 February Columbia Dredge Pacific Marine Iron Works Portland For Port of Portland 3 March Cargo ship Blyth Shipbuilding & Dry Docks Co. Ltd Blyth For Sheaf Steam Shipping Co. Ltd. 8 March Cargo ship William Hamilton and Company Port Glasgow For Brocklebank Line 9 March Passenger ship Harland & Wolff Belfast For Union-Castle Line. 10 March Cargo ship Harland & Wolff Belfast For Pacific Steam Navigation Company. 10 March Submarine No. 31 () Type F2 submarine Kawasaki Kobe For Imperial Japanese Navy 12 March Tanker Northwest Bridge & Iron Company Portland, Oregon For USSB/Swiftsure Oil Transport Co. 22 March New York Shipbuilding Corporation Camden, New Jersey For United States Navy 23 March Coaster I. J. Abdela & Mitchell Ltd. Queensferry For J. G. Frew & Co. 25 March Cargo ship Pacific Coast Shipbuilding Company Bay Point, California For United States Shipping Board 25 March Submarine No. 35 () Kaichū III-type submarine Kure Naval Arsenal Kure For Imperial Japanese Navy 6 April Fishing trawler J. C. Tecklenborg Geestemünde For Hochseefischerei Groß Berlin 9 April Ocean liner Swan Hunter & Wigham Richardson Wallsend 9 April Tanker Northwest Bridge & Iron Company Portland, Oregon For USSB/Swiftsure Oil Transport Co. 14 April Oil barge Harland & Wolff Belfast For British Union Oil Co. 22 April Submarine No. 27 () Kaichū III-type submarine Kure Naval Arsenal Kure For Imperial Japanese Navy 11 May Submarine No. 30 () Type L2 submarine Mitsubishi Kobe For Imperial Japanese Navy 19 May Cargo liner J Cockerill SA Hoboken For Compagnie Belge Maritime du Congo 23 May Todd Drydock and Construction Company Tacoma, Washington For United States Navy 24 May Tanker I. J. Abdela & Mitchell Ltd. Queensferry For Shell-Mex Ltd. May 3 unnamed vessels Barges Alabama Drydock and Shipbuilding Company Mobile, Alabama For R. W. Hillcoat & Co. 2 June B-class submarine SECN Cartagena For Spanish Navy. 7 June Ferry Amble Shipbuilding Co. Ltd. Amble For Jarrow Corporation. 9 June Tanker Harland & Wolff Belfast For British Mexican Petroleum Company. 16 June Naval Shipyard Horten For Royal Norwegian Navy 16 June Tanker Moore Shipbuilding Company Oakland, California For Standard Oil Company of California 22 June Submarine No. 32 () Type F2 submarine Kawasaki Kobe For Imperial Japanese Navy June Cargo ship Los Angeles Shipbuilding and Dry Dock Company San Pedro, California For United States Shipping Board 2 July Tanker Moore Shipbuilding Company Oakland, California 9 July Cargo ship Sandvikens Skeppsdocka och Mekaniska Verkstad Helsinki For Suomen Valtamerentakainen Kauppa Oy 9 July Tanker Moore Shipbuilding Company Oakland, California For Vacuum Oil Company 21 July Tanker I. J. Abdela & Mitchell Ltd. Queensferry For Eagle Oil Transport Co. Ltd. 22 July Tug Amble Shipbuilding Co. Ltd. Amble For Anglo-Mexican Petroleum Co. Ltd. 28 July Tanker Alameda Works Shipyard Alameda, California For Standard Oil Company of California 30 July Cargo ship Los Angeles Shipbuilding and Dry Dock Company San Pedro, California For United States Shipping Board 4 August S-class submarine Portsmouth Navy Yard Kittery, Maine For United States Navy 5 August Passenger ship Harland & Wolff Belfast For Royal Mail Line. 6 August Cargo ship Chickasaw Shipbuilding and Car Company Chickasaw, Alabama 18 August Cargo ship Blyth Shipbuilding & Dry Docks Co. Ltd Blyth For Halifax Shipping Co. Ltd. 20 August A.M.P. 3 Barge Amble Shipbuilding Co. Ltd. Amble For Anglo-Mexican Petroleum Co. Ltd. 20 August Tanker Newport News Shipbuilding Newport News, Virginia 1 September Cargo ship Harland & Wolff Belfast For Holland America Line. 1 September Cargo ship Bartram & Sons South Dock, Sunderland 1 September Fishing trawler H. C. Stülcken Sohn Hamburg For N. Ebeling 1 September New York Shipbuilding Corporation Camden, New Jersey For United States Navy; Cancelled after signing of Washington Naval Treaty 3 September Tanker I. J. Abdela & Mitchell Ltd. Queensferry For Shell-Mex Ltd. 3 September Cargo ship Sandvikens Skeppsdocka och Mekaniska Verkstad Helsinki For Suomen Valtamerentakainen Kauppa Oy 7 September Coast Guard cutter Union Construction Company Oakland, California 10 September Tanker Southwestern Shipbuilding Company San Pedro, California For Union Oil Company 12 September Cargo ship Chickasaw Shipbuilding and Car Company Chickasaw, Alabama 14 September Tanker New York Shipbuilding Corporation Camden, New Jersey For Standard Transportation Co Inc. 17 September Submarine No. 33 () Type F2 submarine Kawasaki Kobe For Imperial Japanese Navy 19 September Cargo ship Los Angeles Shipbuilding and Dry Dock Company San Pedro, California For United States Shipping Board 22 September Passenger ship Harland & Wolff Belfast For Aberdeen Line. 28 September Cargo liner Barclay Curle Glasgow British India Steam Navigation Company 29 September New York Shipbuilding Corporation Camden, New Jersey For United States Navy29 SeptemberDixie ArrowArrow-class oil tankerNew York Shipbuilding CorporationCamden, New JerseyFor Standard Transportation Company 4 October Cargo ship Harland & Wolff Belfast For Lamport & Holt. 4 October Cargo ship Blyth Shipbuilding & Dry Docks Co. Ltd Blyth For Thompson Steam Shipping Co. Ltd. 10 October B-class submarine SECN Cartagena For Spanish Navy. 14 October Cumberland Tank barge Frederick Braby & Co. Ltd. Deptford For Anglo-American Oil Company Ltd. 15 October Submarine No. 40 () Kaichū III-type submarine Yokosuka Naval Arsenal Yokosuka For Imperial Japanese Navy 17 October Tug Amble Shipbuilding Co. Ltd. Amble For Anglo-Mexican Petroleum Co. Ltd. 18 October Submarine No. 45 () Kaichū IV-type submarine Sasebo Naval Arsenal Sasebo For Imperial Japanese Navy 20 October S-class submarine Portsmouth Navy Yard Kittery, Maine For United States Navy 25 October Submarine No. 41 () Kaichū III-type submarine Yokosuka Naval Arsenal Yokosuka For Imperial Japanese Navy 29 October Mare Island Naval Shipyard Vallejo, California For United States Navy 29 October Mare Island Naval Shipyard Vallejo, California For United States Navy 3 November Passenger ship Harland & Wolff Belfast For Peninsular & Orient Steam Navigation Company. 8 November Mécanicien Principal Carvin Cargo ship Forges et Chantiers de la Gironde Lormont For: French Government 15 November A.M.P. 20 Barge Amble Shipbuilding Co. Ltd. Amble For Anglo-Mexican Petroleum Co. Ltd. 17 November Newport News Shipbuilding Newport News, Virginia For United States Navy 21 November Coaster Brown's Shipbuilding & Dry Dock Co. Ltd Hull For Border Shipping Co. Ltd. 28 November Cargo liner William Denny and Brothers Dumbarton For Union Steam Ship Company of New Zealand Limited 29 November Submarine No. 44 () Kaidai I-type submarine Kure Naval Arsenal Kure For Imperial Japanese Navy 3 December Submarine No. 46 () Type L3 submarine Mitsubishi Kobe For Imperial Japanese Navy 14 December Cargo ship Merchant Shipbuilding Corporation Chester, Pennsylvania For American-Hawaiian Steamship Company 15 December William Cramp & Sons Philadelphia, Pennsylvania For United States Navy 17 December Capitaine Boudsin Cargo ship Forges et Chantiers de la Gironde Lormont For: French Government December Northumberland Tank barge Frederick Braby & Co. Ltd. Deptford For Anglo-American Oil Company Ltd. Unknown date Coaster Brown's Shipbuilding & Dry Dock Co. Ltd Hull For Cheviot Coasters Ltd. Unknown date Refrigerated cargo liner Vickers-Armstrongs Ltd. Barrow-in-Furness For Cunard Line. Unknown date Passenger ship Vulkan Werke. Hamburg For Hamburg South America Line. Unknown date Cargo ship Cantiere Officine Savoia Genoa For private owner. Unknown date Cargo ship Hamburg-Elbe Schiffs. Hamburg For private owner. Unknown date Cargo ship Canadian Vickers Ltd Montreal Canada For private owner. Unknown date Cargo ship Harbour Marine Ltd. Victoria Canada For private owner. Unknown date Cargo ship Eltringham's Ltd Willington on Tyne W France, Fenwick & Co Ltd Unknown date Cargo ship Stabilimento Tecnino Triestino. Trieste For lloyd Triestino. Unknown date Cargo ship Nobiskrug Werft GmbH Rendsburg For Bugsier Reederei & Bergungs AG Unknown date Coaster Stettiner Oderwerke AG Stettin For Schiffart-und Assekuranz Gesellschaft GmbH Unknown date Cargo ship Vulkan Werft Hamburg For Hamburg America Line. Unknown date Coaster Stettiner Oderwerke AG Stettin For Schiffart-und Assekuranz Gesellschaft GmbH Unknown date Tanker Deutsche Werft. Hamburg For private owner. Unknown date Passenger ship Hawthorns & Co. Ltd. Leith For Dundee, Perth & London Shipping Co. Unknown date Schooner Deutsche Werke Kiel For Ernst Simon AG Unknown date Cargo ship Joh. C. Tecklenborg Wesermünde For Hansa Line. Unknown date Cargo ship Deutsche Werke. Kiel For private owner. Unknown date Cargo ship Cantiere Cerusa Voltri Pietro Ravano Fu Marco Unknown date Cargo ship Howaldtswerke Kiel Lübeck Line Unknown date Passenger ship Cammell Laird & Co. Ltd. Birkenhead For Cunard Line. Unknown date Cargo ship Short Brothers Ltd. Sunderland For Union-Castle Mail Steamship Co. Ltd. Unknown date Cargo ship Armstrong, Whitworth & Ci. Newcastle upon Tyne For private owner. Unknown date Cargo ship Joh. C. Tecklenborg. Wesermünde For Hansa Line. Unknown date Coaster Stettiner Oderwerke Stettin Schiffart-und Assekuranz Gesellschaft GmbH
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