Various Electrical Systems, (1 folder, ca. 1890)
Archive
IMG_2024_11_26_07_49_00_573.jpg
A folder cover page or blank sheet with potential handwritten notes.
IMG_2024_11_26_07_49_23_062.jpg - IMG_2024_11_26_07_50_28_749.jpg
Multiple hand-drawn engineering schematics featuring colored annotations (red/blue lines).
These likely represent electrical circuits, mechanical flow diagrams, or architectural engineering blueprints.
IMG_2024_11_26_08_04_39_823.jpg - IMG_2024_11_26_08_04_59_562.jpg
Handwritten archival labels, possibly indicating cataloged research materials or engineering documentation.
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Microfilm slides and labels, likely part of a historical records archive or industrial documentation storage system.
The slides may contain historical photographs, engineering plans, or technical reports.

This collection contains detailed technical diagrams of what appear to be electrical or mechanical systems, possibly related to power distribution, engineering prototypes, or industrial infrastructure. Additionally, it includes microfilm slides and labeled archival records suggesting storage or documentation for research purposes.
The Lewis H. Latimer Papers (1870-1929, 1972) [QPL Subgroup]Latimer Family Papers (1870-1996 ) [QPL Full Collection]
408os/25
408
Latimer Family Papers (1870-1996 ) QPL Collection
Queens Borough Public Library
JamaicaQueens
New York, USA
North America
United States