Filters
Filters (3 applied)
Clear All- related places : North & Central America: Canada (remove)
- maker : Unknown (remove)
- type : Technology (remove)
-
has image (1)
-
has sound (1)
-
has video (1)
-
Conflict (1)
-
related units (1)
Collection
1 Result
-
Gosport tubes : Flight Lieutenant A J Henry, Royal Australian Air Force
Technology
Maker: Unknown
Set of Gosport speaking tubes comprising a pair of circular metal earpieces connected to two hollow flexible metal tubes. The end of the tubes are secured together by a metal cylinder, and attached to...REL/13349