TY  - BOOK
AU  - Collinge, VinCent E. 
TI  - The card index system : its principles, uses, operation, and component parts
U1  - 654.5 C711C [n.d.] 
PY  - 0000///[n.d.]
CY  - London
PB  - Sir Isaac Pitman Press
KW  - Card system in business
N1  - Includes Index
ER  -