Papers of Edwin Howard Armstrong
GPTKB entity
Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:archives
|
| gptkbp:heldBy |
gptkb:Columbia_University_Rare_Book_&_Manuscript_Library
|
| gptkbp:language |
English
|
| gptkbp:material |
gptkb:correspondence
photographs patents technical drawings research notes |
| gptkbp:relatedTo |
gptkb:Edwin_Howard_Armstrong
|
| gptkbp:subjectOf |
radio engineering
superheterodyne receiver FM radio development |
| gptkbp:bfsParent |
gptkb:Columbia_University_Libraries
|
| gptkbp:bfsLayer |
4
|
| https://www.w3.org/2000/01/rdf-schema#label |
Papers of Edwin Howard Armstrong
|