Note
QST, Jan 1951, inside back cover.
QST, MAy 1955, p. 129.
Radio News, Sep 1951, p. 142. ("thousands sold")
Allied Radio catalog 1952 (copyright 1951), p. 136.
Allied Radio catalog 1955 (copyright 1954), p. 188.
Allied Radio catalog 1956 (copyright 1955), p. 192.
Walter Ashe catalog 1957 (probably issued in 1956), p. 2.
Allied Radio catalog 1957 (copyright 1956), p. 241.
Allied Radio catalog 1958 (copyright 1957), p. 266.
The five-tube, four-band SW-54 was an AC/DC set with an internal speaker. It tuned from 0.54-30 MHz and had a calibrated slide-rule, general-coverage dial along with a numbered logging scale on the band-spread dial.
References
Brief description. Radio News, Apr 1951, p. 92.
More bandspread. Popular Electronics, Dec 1955, p. 62.
