Scale 1:24. Plan shows the plan view and sections, as fitted of the L class submarine L6 (1918). A William Beardmore builder's stamp dated 3 December 1918 is printed on the drawing. A William Beardmore Overseer's stamp, dated 30 June 1919 and bearing the signature of W. Walland [Overseer at William Beardmore flourishing 1919] is also printed on the plan. The drawing shows the sections at Frames 20, 32, 44 and 56 looking forward. The drawing also shows the sections at Frames 68, 76, 88 and 108 looking aft.