Vintage HEATHKIT Decade Resistance Model IN-11 Untested T

HeathKit decade resistance kit IN-3117

General Radio GR 1433-B 6 Decade Resistance Box, functional

L&N Resistive Decade Box, Cat. No. 4754, 1 Ohm/step through 1k Ohm/step

Heathkit Resistance and Capacitance Substitution Boxes RS-1 and CS-1

Heathkit Decade Resistance Model IN-17 - Untested

General Radio GR 1433-Q Decade Resistor 100 decade +- 0.05% functional

Heathkit Model IN-3127 Decade Capacitance Box - WORKS! Vintage