[D8337ZDR], Letter from Charles Batchelor to Thomas Alva Edison, August 30th, 1883

Item

Abstract

Theatre Regulators I made some good theatre regulators of spirals of German silver wire and if Bergman & Co want to use the them I enclose a table calculating the resistance and a curve which is followed you will see no jumps in the lights from the candles to a black Table enclosed with lamps resistance amphere and ohms. Graph enclosed. Tae marginalia " Refer to Bergman and EHJ"

Date

1883-08-30

Decade

1880-1889

Type

Identifier

D8337ZDR

Folder Set

D8337

Title

[D8337ZDR], Letter from Charles Batchelor to Thomas Alva Edison, August 30th, 1883

Microfilm ID

67:852

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University