Invention Documents
File — Box: 1, Folder: 1
Identifier: 94-129
Scope and Contents
McDonald prepared the collection of drawings, schematics, explanations, pictures, and an original patent to detail his invention, the "Gravigate," a gate opened by a combination of gravity and electromagnetics.
Dates
- Creation: June 5, 1910 to April 3, 1995
Conditions Governing Access
This collection is open for research.
Partial Extent
From the Accession : 1 Folder(s)
Partial Extent
From the Accession : 1 Items
Language of Materials
From the Collection: English
Repository Details
Part of the Auburn University Special Collections and Archives Repository
Contact:
Auburn University
Ralph Brown Draughon Library
231 Mell Street
Auburn Alabama 36849
334-844-1732
archives@auburn.edu
Auburn University
Ralph Brown Draughon Library
231 Mell Street
Auburn Alabama 36849
334-844-1732
archives@auburn.edu
