Guide to personal indexes: Using edge-notched and peek-a-boo cards
Fla, A C Foskett
Guide to personal indexes: Using edge-notched and peek-a-boo cards - London: Clive Bingley, 1967 - 80p.
Personal indexes
Edge notched Coincidence cards
D 001.815 K7
Guide to personal indexes: Using edge-notched and peek-a-boo cards - London: Clive Bingley, 1967 - 80p.
Personal indexes
Edge notched Coincidence cards
D 001.815 K7