Url https://edisondigital.rutgers.edu/document/CK620AAR Resource class dctype:Text Title [CK620AAR], Letter from Walter Howard Patterson to Thomas Alva Edison, January 23rd, 1920 Creator Patterson, Walter Howard Subject Metals and minerals Electric battery Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1920-01-23 Type Letter Identifier CK620AAR Source 213:103 Rights Thomas Edison National Historical Park Date Created 1920-01-23 Has Version https://archive.org/details/edisonmicrofilm213/page/n112/mode/1up Archive.org Viewer, Microfilm Series Reel 213 Is Part Of CK620-F Recipient Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/CK620AAR https://edisondigital.rutgers.edu/document/CK620AAR --