North American Capacitor Company manufacturing Mallory aluminum electrolytic capacitors.
"Polar and nonpolar aluminum electrolytic capacitors ranging up to 1.5 Farads and up to 500 VDC in sizes from 3/4" diameter to 3.5" diameter and 9" long.
Mallory line of potentiometers, rheostats and attenuators.Mallory wirewound variable resistance products
Inductuners-
"Mechanically tuned variable inductors for VHF and UHF applications. They are made in up to 8-gang configurations and are tuned using a common rotary shaft moving contacts along single turn or or spiral silver coils."
Duracap - Inductuners and Capacitors - DuraCap International Inc
P.O. Box 1579, Woodstock, Ontario, N4S 0A7, Canada