Box D-2-1
Container
Contains 496 Results:
Letter to "Dear Sir" from Mary Poissant, 1927 August 31.
Item — Box: D-2-1, Folder: 13
Scope and Contents
Patent 1.617.649.
Dates:
1927 August 31.
Letter to George E. Howard from H. H. Laughlin, 1927 September 17.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1927 September 17.
Letter to T. M. Avery from H. H. Laughlin, 1927 September 17.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1927 September 17.
Letter to George E. Nerney from H. H. Laughlin, 1927 September 17.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1927 September 17.
Letter to William E. Williams from H. H. Laughlin, 1927 September 17.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1927 September 17.
Letter to H. H. Laughlin from O. A. Rosbow, Vapor Car Heating Co., 1927 September 21.
Item — Box: D-2-1, Folder: 13
Scope and Contents
Patent 1.617.589.
Dates:
1927 September 21.
Letter to H. H. Laughlin from C. S. Schairer per E. E. Little, Westinghouse Electric & Manufacturing Company, 1927 September 17.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1927 September 17.
Letter to H. H. Laughlin from Harry A. Davis, 1927.
Item — Box: D-2-1, Folder: 13
Scope and Contents
List of patent numbers included in letter.
Dates:
1927.
Letter to H. H. Laughlin from H. Gernsback, 1927 October 13.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1927 October 13.
Letter to "Dear Sir" from Henry Faurot, 1927 October 21.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1927 October 21.