Various blueprints and schematics (1921-1925, undated)

Blueprints and schematics for Mary Elizabeth Hallock Greenewalt's color organ, console, and light play machine.

Image details: (1) is Lense Arrangement for Color Control Screen; (2) is Sector Reflector; (3) is Rheostat Base of Light Player; (4) is Connections of Color Organ, Sesqui-...

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Bibliographic Details
Main Author: Mary Elizabeth Hallock Greenewalt, 1871-1950 (Creator)
Collection:Mary Elizabeth Hallock Greenewalt papers (#0867)
Date:1921-01-01/1925-12-31
Folder Number:Folder Flat File 17
Format: Electronic
Subjects and Genres:
Copyright:Please contact Historical Society of Pennsylvania Rights and Reproductions (rnr@hsp.org)
Online Access:https://digitallibrary.hsp.org/index.php/Detail/objects/5630
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Summary: Blueprints and schematics for Mary Elizabeth Hallock Greenewalt's color organ, console, and light play machine.

Image details: (1) is Lense Arrangement for Color Control Screen; (2) is Sector Reflector; (3) is Rheostat Base of Light Player; (4) is Connections of Color Organ, Sesqui-Centennial Exposition; (5) is Diagram of Internal Connections for Light Player; (6) is Life Size Reflector; and (7) is Lamp Assembly.

More information on Greenewalt and the collection can be found here.