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Sprague, Frank J. (Frank Julian), 1857-1934
collection
Frank J. Sprague papers
8
Century Company records
1
genre
notes (documents)
4
Sketches
3
Correspondence
2
Mechanical drawings
1
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Manuscripts and Archives Division
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text
still image
7
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: Manuscripts and Archives Division
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Name
: Sprague, Frank J. (Frank Julian), 1857-1934
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An automatic razor strip for …
Ink sketch of trolley pole
Drawing of Electrical Circuits
m
Drawings of Floor Planer
Car switch for operating pilo…
Some ideas to be inserted int…
Tabulation of locomotive prop…
1888 June 15-1889 June 10, p.…
m
Sprague, Frank Julian
