A Clok-Trola, an early form of clock radio. The radio was set with switches around the dial, each of which turned on the radio for 20 minutes. In this view the setting is a chicken coop. Apparently the radio was set to go on at feeding time.
Inventions--California--Los Angeles Clock radios--California--Los Angeles Radio--Receivers and reception Electric apparatus and appliances--California--Los Angeles Chickens--Housing--California--Los Angeles Poultry--California--Los Angeles
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