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10 MΩ 0.05% P4041 Decade Resistance Standard Box

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Decade Resistance Box 5 Dials DC Resistor Box DC Bridge with Max Value 1111.1Ohm

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B&K Model 970 Transistor Analyst, Pwr Supply, VOM, RF Generator, UNTESTED

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DEKABOX Electro-Measurements, Inc. Model DB-655 Resistor Box

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EISCO - 4 Decade Resistance Box, Variable from 0-11,110 Ohms, 0.5W Resistors ...

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GENERAL RADIO 1432-N, 5-Decade Precision Resistor Box: 0.1, 1, 10, 100, 1K ohms

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Gertsch RT-5 Ratio Tran