THE RADIO TRADE DIRECTORY, Volume 1, August, 1925, Number 4
New York: McGraw-Hill Co., Inc., 1925. Hard Cover. Octavo. A classified directory of the radio and allied industries published quarterly. Illustrated, 188(1)pp., illustrated endpapers are ads; bound in gray cloth stamped in black and red, spine lettering black; a few small spots to cloth. A very good clean copy... More