[N315001], Technical Note, Thomas Alva Edison, April 3rd, 1886

Item

Abstract

[paired entry; see N317001] p. 1 drawing "Larynxial Piano Helmholtz Larynx with cords on edge & kesy to [Sheat on?]; p. 3 "In the Gelataneous Silica for compound carbons, mix minimum Caustic K to cause it melt partially at highest temperatures to hold Silica Oxide together. Lampblack-- drop on hot plate (red hot to ignite it) petroleum Crude & Revolving Cylinder= With natural gas-- don’t use outside O but mix smallest quantity with gas that will give suf heat for decomposition"; p. 5 appears to be apparatus for p. 3; p. 7 Cotton picker drawing

Date

1886-04-03

Decade

1880-1889

Identifier

N315001

Folder Set

N315

Title

[N315001], Technical Note, Thomas Alva Edison, April 3rd, 1886

Microfilm ID

42:947

Publisher

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