[N315029] Technical Note, April 6th, 1886

Item

Abstract

"Lamp Make a mouse mill like Thompsons recorder or perhaps the Gas Lighter Mouse mill run by motor will answer. Use this in static experimetns on Lamps for counter charges-- Speaking tube-- Try greatest distnace with inch gas pipe diaphragm on ends and 35 lbs to squre in pressure inside you can speak-- Try lead pipe instead 1/4 inch inside bore-- Try at different pressures if necessary pressure causes greater distance carry pressure up to 100 lbs or more to square insh Try glass Tubing but on & sealing wax poured on joint" (drawing)

Date

1886-04-06

Decade

1880-1889

Identifier

N315029

Folder Set

N315

Title

[N315029] Technical Note, April 6th, 1886

Microfilm ID

42:961

Publisher

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