SUBMARINES (H.M.S.) B6, B7, & B8. (1906) Proposed Wireless Telegraphy Arrangements (in red)
Scale 1:48 tracing drawing giving a Profile and Plan showing proposed W/T arrangements. See later drawings NPN0841 and NPN0843.
NPN0839 - NPN0844. Box ADFB0016.
NPN0839 - NPN0844. Box ADFB0016.