Samson (1953), Seagiant (1954) and Superman (1955)
Scale 1:48. Plan shows the outboard profile above the water line and a plan view, illustrating the rig arrangements of the Samson class tugs Samson (1953), Seagiant (1954) and Superman (1955). written on the drawing. A note states this plan was approved by the Admiralty on 29 May 1953.