Details
American receivers:
a Westinghouse RC, comprising an RA Receiving Tuner and a DA Detector Amplifier in one cabinet with trapdoor in top for access to the three valves -- 13in. (34cm.) wide, circa 1922 (tuning knob detached); and a Clapp-Eastham Radak Model D.D. three-valve receiver with volume and tuning controls on front panel and hinged lid -- 14in. (32cm.) wide, circa 1925 (2)
a Westinghouse RC, comprising an RA Receiving Tuner and a DA Detector Amplifier in one cabinet with trapdoor in top for access to the three valves -- 13in. (34cm.) wide, circa 1922 (tuning knob detached); and a Clapp-Eastham Radak Model D.D. three-valve receiver with volume and tuning controls on front panel and hinged lid -- 14in. (32cm.) wide, circa 1925 (2)