[N223206], Technical Note, Francis Jehl, August 6th, 1881

Item

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Title

[N223206], Technical Note, Francis Jehl, August 6th, 1881

Editor's Notes

"Experiment to determine the amount of foot lbs require to heat a given surface to a given Temperature." Using german silver. Calcs number of ft squared in a square mile----WHY? Makes several tests of amount of heat required to raise certain area to certain temp; finds (p.. 210) need 1.2 ft/lbs for each square inch of surface. Then several pages misc drawings---dynamo?

Author

Date

1881-08-06

Decade

1880-1889

Identifier

N223206

Folder Set

N223-F

Microfilm ID

41:135

Publisher

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