[D7840ZBV], Letter from L A Ludwig to Stockton L Griffin, August 24th, 1878

https://edisondigital.rutgers.edu/document/D7840ZBV

View document with UniversalViewer   → View document on Archive.org  → Re-use this digital object via a IIIF manifest

Title

[D7840ZBV], Letter from L A Ludwig to Stockton L Griffin, August 24th, 1878

Editor's Notes

Wants carbon button -- made microphone by using battery carbon but doesn't transmit voice except as tone and wants to see what will happen with button

Author

Date

1878-08-24

Type

Folder/Volume ID

D7840-F

Microfilm ID

19:900

Document ID

D7840ZBV

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Download CSV | JSON