Vintage Cornell-Dubilier RDB Decade Resistor Box 100Ω–10kΩ ±3% Bakelite Lab

🍊Vintage 1960s Heathkit Resistance Substitution Box | Model IN-37

0-9999.9 Ohm Variable Resistance Box Decade Resistor For Physical Resistance New

Vintage Central Scientific Cenco Electrical Resistance Decade Box * UNTESTED

General Radio Co Decade Resistance Box Type 602-N

Heathkit Decade Resistance Model IN-17 - Untested

Lear Siegler Capacitor Capacitance Substitution/Decade Box LSI-TP-CD (1971)

Vintage EICO Resistance Decade Box (Model 1171, Mostly Working)