An early military morse key in wooden box. D.Q18 is engraved in the base.
Early Military Morse Telegraph Key in Wooden Box
WWII Fullerphone - interception-proof military morse telegraph system
W/T Factory W.D Soho Morse Telegraph Key
Early GPO Polarised Telegraph Relay Type B (General Post Office) Circa 1880-1920
10F/606 Type F 10A 7709 ' Bathtub ' Military Morse Key
WT8 AMP No2 MKiii - 1940s Military Morse Key - Straight Key! - RW UK
