[NB002001], Technical Note, Arthur Coyle Payne, May 9th, 1887

Item

Abstract

"Payne No. 1. In 6" evaporating dish put 20 reg 6 C.P. carbons; filled dish 1/2 full H2SO4 (commercial) & applied heat directly to dish. As acid became heated, color of carbons changed slightly from shiny to dull black. Boiled acid down to 1/2 vol. then allowed to cool to temp. of air. Washed carbons in H2) & dried by evaporation. Carbons did not twist or change shape.

Mentions

Date

1887-05-09

Decade

1880-1889

Identifier

NB002001

Folder Set

NB002

Title

[NB002001], Technical Note, Arthur Coyle Payne, May 9th, 1887

Microfilm ID

101:539

Publisher

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

Timestamp

May 9, 1887

Item sets