[N032141A], Technical Note, John W Lawson, June 28th, 1880

Item

Abstract

Removed alcoholic extract from fibre, submitted to distillation, concentrated to 300 c.c., evaporated to dryness over steam bath and weighed residue. Weight of gum est. extrated by meas of alcohol .556 grams % by weight .556 the fibres which had been treated with alcohol were placed in 2 litres sulphuric ether today.

Date

1880-06-28

Decade

1880-1889

Identifier

N032141A

Folder Set

N032

Title

[N032141A], Technical Note, John W Lawson, June 28th, 1880

Microfilm ID

31:1181

Publisher

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