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
Manuscripts and Archives Division
21
type
still image
19
text
9
Date Range
to
21 results found
Filtering on:
x
Name
: Sprague, Frank J. (Frank Julian), 1857-1934
Sort by:
Title
Date created
Date digitized
Sequence
m
Sprague, Frank Julian
1888 June 15-1889 June 10, p.…
Some ideas to be inserted int…
M.U. Control Connections on b…
Car switch for operating pilo…
Control for automatic elevator
Tabulation of locomotive prop…
Sketch of an arrangement for …
Support for overhead electric…
Ink sketch of trolley pole
Ink sketch of boat for canal …
An automatic razor strip for …
Electric Motor
Electric Light
m
Seamanship Notes
Electric Railways main featur…
m
Drawings of Floor Planer
Drawing of Electrical Circuits
m
Frank Sprague: about 1888, th…
m
Frank Sprague: President Spra…
m
Seated portrait of Frank Spra…
End of results
|
Top