Ad for card index cabinets and arrangements by data structure. Databases in wood and metal and paper, eh. From an early 1900's issue of HARPER'S MONTHLY.
Source: Mariangela Buch
Restoration by: Mariangela Buch
Ad for card index cabinets and arrangements by data structure. Databases in wood and metal and paper, eh. From an early 1900's issue of HARPER'S MONTHLY.
Source: Mariangela Buch
Restoration by: Mariangela Buch