The Wonder Room Collection — Private Collection of Antiquities, Instruments, Art, and Natural History

Collection Domains

🔐 Intelligence, Cryptography & Signals (1)

Selected Objects

M-209-B Cipher Machine with M-209-A Canvas (Bonhams)

M-209-B cipher machine with original M-209-A canvas carry case. US Army WWII-era field encryption device, Boris Hagelin design. The accompanying canvas is marked M-209-A, indicating a mixed-variant field kit. Acquired through Bonhams.

Research Notes

Long-form essays on topics spanning multiple items in the collection, written for researchers and advanced collectors.

Cold War Signals Intelligence: Cipher Machines and Covert Recording Devices
Japanese Military Communications Equipment of World War II
Mineral Collecting and the Natural History Tradition

A Private Collection

Collection Domains

Selected Objects

M-209-B Cipher Machine with M-209-A Canvas (Bonhams)

Research Notes