(Forgotten contributor) has many interesting hobbies, including the preservation of old communications equipment.
"We have just finished restoring two station telegraph with components from the late 1800's."
"Here are some of the code keys from WWII which we have restored."
British code key, 1944
German_1_S.jpg|German Army code key, WW2|
Code key from an RAF Avro Lancaster Bomber,WW II
Mhk-831 code key
QRP code key
Russian Army code key WWII
Spetznaz code key
RAF Supermarine Spitfire code key
Imperial Japanese Navy code key WWII