Abstract

Collection of correspondence, news clippings, technical data, and other materials documenting the invention and first 15 years of the phone teletypewriter for the deaf.

Scope and Contents From the Collection: There is a small amount of Dr. Lang’s own correspondence included in this collection, mostly correspondence with other researchers, librarians, and archivists on research requests for the book. But the bulk of the material covers the mid-1960s through 1980 and was created by the subjects of Dr. Lang’s book, particularly Robert Weitbrecht, James C. Marsters, and Andrew Saks.Most of the collection consists of business correspondence and printed tapes of TTY conversations. Early TTY...

Scope and Contents From the Collection: There is a small amount of Dr. Lang’s own correspondence included in this collection, mostly correspondence with other researchers, librarians, and archivists on research requests for the book. But the bulk of the material covers the mid-1960s through 1980 and was created by the subjects of Dr. Lang’s book, particularly Robert Weitbrecht, James C. Marsters, and Andrew Saks.Most of the collection consists of business correspondence and printed tapes of TTY conversations. Early TTY...

Scope and Contents From the Collection: There is a small amount of Dr. Lang’s own correspondence included in this collection, mostly correspondence with other researchers, librarians, and archivists on research requests for the book. But the bulk of the material covers the mid-1960s through 1980 and was created by the subjects of Dr. Lang’s book, particularly Robert Weitbrecht, James C. Marsters, and Andrew Saks.Most of the collection consists of business correspondence and printed tapes of TTY conversations. Early TTY...

Scope and Contents From the Collection: There is a small amount of Dr. Lang’s own correspondence included in this collection, mostly correspondence with other researchers, librarians, and archivists on research requests for the book. But the bulk of the material covers the mid-1960s through 1980 and was created by the subjects of Dr. Lang’s book, particularly Robert Weitbrecht, James C. Marsters, and Andrew Saks.Most of the collection consists of business correspondence and printed tapes of TTY conversations. Early TTY...

Scope and Contents From the Collection: There is a small amount of Dr. Lang’s own correspondence included in this collection, mostly correspondence with other researchers, librarians, and archivists on research requests for the book. But the bulk of the material covers the mid-1960s through 1980 and was created by the subjects of Dr. Lang’s book, particularly Robert Weitbrecht, James C. Marsters, and Andrew Saks.Most of the collection consists of business correspondence and printed tapes of TTY conversations. Early TTY...

Scope and Contents From the Collection: There is a small amount of Dr. Lang’s own correspondence included in this collection, mostly correspondence with other researchers, librarians, and archivists on research requests for the book. But the bulk of the material covers the mid-1960s through 1980 and was created by the subjects of Dr. Lang’s book, particularly Robert Weitbrecht, James C. Marsters, and Andrew Saks.Most of the collection consists of business correspondence and printed tapes of TTY conversations. Early TTY...