Leeds & Northrup L&N 4020-B Standard Resistor. One Ohm.

Leeds & Northrup Co. 4210 - Thomas-Type 1 ohm Standard Resistor

Leeds & Northrup L&N 4221-B Standard Resistor. 0.1 Ohm

L&N 4360 current shunt. 0.0 Ohm / 15A. 1.5V output at 15A. .04%. DC to 60 Hz.

L&N 4361 current shunt. 0.01 Ohm / 100A. 1V output at 100A. .04%. DC to 60 Hz.

Leeds & Northrop L&N model 4385 multi-range current shunt box. Bargain Basement terms apply - see full description.

Leeds & Northrop L&N High Resolution Decade Resistor. Resolution to .0001 Ohms / Step. Bargain Basement terms apply - see full description.