Collections

Oceanside Maps
Oceanside Maps
Oceanside Library

20th century maps relating to places in the Oceanside community.

Onondaga Parks Association
Onondaga Parks Association
Onondaga County Public Library - Mundy Branch Library
A collection of postcards portraying Onondaga Park in the early 20th century.
Orange County Atlas Collection
Orange County Atlas Collection
Tuxedo Park Library

This collection includes the F.W. Beers County Atlas of Orange County (1875) and the A.H. Muller Atlas of Orange County (1903).

Oswego City Directories
Oswego City Directories
Oswego County Historical Society

An assortment of Oswego City Directories from 1882 to 1990.

Otsego Lake Historical Collection
Otsego Lake Historical Collection
Fenimore Art Museum
Primary sources relating to the historical significance of Otsego Lake in Cooperstown, NY.