References:
Calston Industries. "Put the "F" Back in Fuck" Gay Times #1, 1973 pg. 9 (Advertisement)
Roger Martin. "Gay Products Probe" Gay Times #23, 1974 pg. 22 (Review)
Roger Martin. "Gay Products Probe" Gay Times #29, 1975 pg. 14 (Review/Pictures)
"Gay Products Probe" Gay Times #36, 1975 pg. 20 (Notes)
"Test Order a Bummer" Market Reports Newsletter Vol. 3 No. 5 Sep. 23, 1975 pg. 2 (Notes)
"Green Light" The Informant May 1976 pg. 4 (Notes)