American 7-mast gaff schooner Thomas W. Lawson 1901-1907

Maritime Museum Hamburg, Germany

Building ordered on 27 June 1901, laid down by Fore River Shipbuilding, Quincy, Massachusetts, USA with yard number 110 for John G. Gowley in November 1901. launched on 10 July 1902, completed in August 1902, converted into an oil bulk carrier in1906 and sunk off the Scilly Islands on 14 December 1907. 

Activities of enemy submarines on the Atlantic Ocean and in the Caribbean according to the U.S. Joint Intelligence Committee. Daily summary dated 16 August 1942

An item reported that on 15 August 58 enemy submarines were to be active in the western part of the Atlantic Ocean longitude of the Azores westward: north of the latitude of the Scilly Islands on the eastern part 7, between the latitudes of these islands and New York, USA 20, mostly in the eastern part of which 7 on passage east- and 7 westbound, between the latitudes of New York, USA and Jacksonville (Florida), USA 9 including 5 on passage east- and 3 westbound, between the latitudes of Jacksonville (Florida), USA and Guantonamo, Cuba and the Canal Zone 10 all eastward of Guantanamo including 2 on passage westbound, in the latitudes south of the Canal Zone 4. Most of the enemy submarines were actidve in the ares of the northern Trans-Atlantic shipping and on the shipping between Key West-Trinidad an West Indies-South America and South Africa. The J.I.C. commented that although the number of 58 submarines was the largest ever, she expected a continual increase.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 249 dated 16 August 1942.

British dreadnought HMS Monarch sunk when used as target according to the Dutch magazine Marineblad dated 1925 no. 3

Orion-class

An item referred to the magazine Schiffbau reporting that as a result of the Washington Naval Treaty on 20 January the former dreadnought Monarch (1) was used as target and sunk. She was launched in 1911 as part of the Orion-class. During 9 hours was she attacked off the Scilly’s by aircraft, 15cm gunfire from the cruisers Carysfort, Caledon, Curacao and Calliope and destroyed by the 38cm guns of the battleships [and battle cruisers] Hood, Revenge, Ramillies, Royal Oak, Royal Sovereign and Repulse, firing from a distance of 18-22 kilometres.

Note
1. Building ordered under 1909 Naval Estimates. Laid down by Armstrong, Elswick, England with yard number 828 on 1 April 1910, launched on 30 March 1911, commissioned in February 1912, decommissioned in 1921, target ship since 14 June 1924, decommissioned and scrapped of valuable parts at Portsmouth and sunk on 21 January 1925 while used as target on a distance of around 50 miles south of the Isles of Scilly by bombers, destroyers and battleships of which the HMS Revenge sunk her finally. Building costs 1.888.736 pond sterling. Building costs 1.892.823 pond sterling and she caused the bankruptcy of the shipyard which built her. Of the Orion-class consisting of the Orion, Monarch, Conqueror and Thunderer preceded by the Colossus-class and succeeded by the King George V-class. Naval Treaty of Washington between the United States, British Empire, Japan, France and Italy signed on 6 February 1922 as a result of the Washington Naval Conference between November 1921-February 1922 which intended to limit the total capitals ship tonnage of these five major powers. 

Cabin boys killed due to incident on board of British battleship HMS Monarch according to the Dutch newspaper Nieuwe Tilburgsche Courant dated 30 June 1914

Orion-class

An item reported that when a boat of the British battleship Monarch was hoisted the hoists broke the boat fell down. Three cabin boys were killed, three others seriously wounded. At that moment was the Monarch lying at Kiel, Germany.(1)

Note
1. Building ordered under 1909 Naval Estimates. Laid down by Armstrong, Elswick, England with yard number 828 on 1 April 1910, launched on 30 March 1911, commissioned in February 1912, decommissioned in 1921, target ship since 14 June 1924, decommissioned and scrapped of valuable parts at Portsmouth and sunk on 21 January 1925 while used as target on a distance of around 50 miles south of the Isles of Scilly by bombers, destroyers and battleships of which the HMS Revenge sunk her finally. Building costs 1.888.736 pond sterling. Building costs 1.892.823 pond sterling and she caused the bankruptcy of the shipyard which built her. Of the Orion-class consisting of the Orion, Monarch, Conqueror and Thunderer preceded by the Colossus-class and succeeded by the King George V-class. 

British submarine HMS K 5 1915-1921

Of the K-class. Laid down at the H.M Dockyard, Portsmouth on 13 November 1915, launched on 16 December 1916, completed and commissioned in May 1917 and sunk during exercises on 20 January 1921 around 120 miles away of the Isles of Scully after signalling she was diving.

General specifications of her class. Displacement 2.010 tons/1.980 long tons (surfaced)-2.607 tons/2.566 long tons (submerged) and as dimensions 103 x 8,08 x 6,38 metres or 339 x 26.6 x 20.11 feet. The geared steam turbines and 2 Yarrow boilers delivered 21.000 shp, the 4 electric motors delivered 5.760hp and the diesel generator 800 hp allowing a speed of 24 (surfaced)-8 (submerged) knots and with a range while surfaced of 800 nautical miles with 24 knots and 12.500 nautical miles with 10 knots and submerged 40 nautical miles with 4 knots and 8 nautical miles with 8 knots. Her crew numbered 59 men included 6 officers. The armament consisted of 8-46cm/18” torpedo tubes (4 beam, 4 bow) for which 8 spare torpedoes where taken with her, 2-18” torpedo tubes on deck (later removed), 2-10cm/4” guns and 1-7,6cm3” gun

German submarine UB-8 damaging Dutch steamship Rijndijk in a attack off the Scilly Isles according to the Dutch newspaper De tribune dated 7 March 1918

An item reported that the German cabinet paid a compensation for the caused damage when a German submarine (1) attacked the Dutch steamship Rijndijk (2) on 7 April 1916.(1)

Notes
1. The UB 8. Her building athe Germaniawerft, Kiel, Germany with yard number 246 was ordered on 15 November 1914, laid down on 4 December1914, commissioned on 23 April 1915, handed over to Bulgaria on 25 May 1916, surrendered on 25 February 1919, handed over to France and finally broken up at Bizerte in August 1921.
2. Built at the N.V. Rotterdamsche Droogdok Maatschappij with yard number 45 for account of N.V. Solleveld, van der Meer&T.H. van Hattum’s Stoomvaart Maatschappij, Rotterdam, Netherlands in 1915. Her captain Stephan succeeded in grounding her in the St. Mary Bay. Scilly Isles. She arrived on 8 June back at Rotterdam, Netherlands.

Peruvian gunboat Loreto sunk according to the Dutch magazine Machineblad 1903-1904 no. 5

An item referred to the magazine Ueberall which reported that the newly built Peruvian gunboat Loreto sunk on 25 May 40 miles north west of the Scilly Islands. Her crew managed to escape with two boats and was picked up by a French ship. She was probably fitted out with a boiler to heavy for the construction of the ship.