TY  - BOOK
AU  - Henderson, James WE., ed.
AU  - Rosenthal, Joseph A., ed.
TI  - Library catalogs: their preservation and maintenance by photographic and automated techniques
SN  - 26258011x
U1  - 025.3 
PY  - 1969///
CY  - Cambridge
PB  - M I T
ER  -