Click to visit the main New York Public Library Homepage
The New York Public Library
Digital Collections
About Digital Collections
Browse
Search only public domain materials
Items
Collections
Divisions
Home
Search
Browse
About
Search only public domain materials
Items
Collections
Divisions
Digital Collections
Using Images
Using Data
Search
Filtered search
Show filters
Hide filters
Show Only Public Domain
name
x
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
More
Less
division
x
Manuscripts and Archives Division
type
still image
19
text
9
Date Range
to
21 results found
Filtering on:
x
Division
: Manuscripts and Archives Division
x
Name
: Sprague, Frank J. (Frank Julian), 1857-1934
Sort by:
Title
Date created
Date digitized
Sequence
1888 June 15-1889 June 10, p.…
An automatic razor strip for …
Car switch for operating pilo…
Control for automatic elevator
Drawing of Electrical Circuits
m
Drawings of Floor Planer
Electric Light
Electric Motor
Electric Railways main featur…
m
Frank Sprague: about 1888, th…
m
Frank Sprague: President Spra…
Ink sketch of boat for canal …
Ink sketch of trolley pole
M.U. Control Connections on b…
m
Seamanship Notes
m
Seated portrait of Frank Spra…
Sketch of an arrangement for …
Some ideas to be inserted int…
m
Sprague, Frank Julian
Support for overhead electric…
Tabulation of locomotive prop…
End of results
|
Top