Vladimir K. Zworykin & Edward G. Ramberg. Prev. title Photocells and their application.
Photoelectricity and its application.
R659701. Photoelectricity and its application. By Vladimir K. Zworykin & Edward G. Ramberg. Prev. title Photocells and their application. NM: additions & revisions. © 15Apr49; A31873. Vladimir K. Zworykin & Edward G. Ramberg (A); 6Apr77; R659701.
Vladimir K. Zworykin & Edward G. Ramberg|A