Scale 1:48. Plan shows the starboard inboard profile looking from the port side and the sections of the Thames class submarine Thames (1932). A Vickers Armstrong Ltd builder's stamp, dated 4 October 1932 is printed on the drawing. A Vickers Armstrong Admiralty Overseer's stamp, dated 9 December 1932 and bearing the signature of W. H. Jackman [Overseer at Vickers Armstrong Ltd flourishing 1932] is also printed on the plan. The drawing shows the sections at Frames 23, 36, 55, 94 and the midship section looking forward. The plan also shows the sections at Frames 116, 132, 146, 160, 175 and 187 looking aft.