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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
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still image
19
text
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21 results found
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: Manuscripts and Archives Division
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Name
: Sprague, Frank J. (Frank Julian), 1857-1934
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m
Frank Sprague: President Spra…
Sketch of an arrangement for …
An automatic razor strip for …
Tabulation of locomotive prop…
m
Sprague, Frank Julian
Ink sketch of boat for canal …
M.U. Control Connections on b…
Some ideas to be inserted int…
Car switch for operating pilo…
1888 June 15-1889 June 10, p.…
Ink sketch of trolley pole
m
Frank Sprague: about 1888, th…
Support for overhead electric…
Drawing of Electrical Circuits
m
Drawings of Floor Planer
Electric Railways main featur…
Electric Motor
Electric Light
m
Seamanship Notes
m
Seated portrait of Frank Spra…
Control for automatic elevator
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