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Sprague, Frank J. (Frank Julian), 1857-1934
Underwood & Underwood
1
collection
Frank J. Sprague papers
20
Century Company records
1
genre
Sketches
11
notes (documents)
4
Mechanical drawings
3
Photographs
3
Portraits
3
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Manuscripts and Archives Division
21
type
still image
19
text
9
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Name
: Sprague, Frank J. (Frank Julian), 1857-1934
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Tabulation of locomotive prop…
Support for overhead electric…
m
Sprague, Frank Julian
Some ideas to be inserted int…
Sketch of an arrangement for …
m
Seated portrait of Frank Spra…
m
Seamanship Notes
M.U. Control Connections on b…
Ink sketch of trolley pole
Ink sketch of boat for canal …
m
Frank Sprague: about 1888, th…
m
Frank Sprague: President Spra…
Electric Railways main featur…
Electric Motor
Electric Light
m
Drawings of Floor Planer
Drawing of Electrical Circuits
Control for automatic elevator
Car switch for operating pilo…
An automatic razor strip for …
1888 June 15-1889 June 10, p.…
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