East Islip Public Library

sag harbor's beautiful john jermain memorial library was built in 1910 by mrs. russell sage in memory of her grandfather, major john jermain, and presented as a gift to the people of the village of sag harbor. the library is an historic landmark in the historic district of the village of sag harbor, ny, listed on the state and national registers of historic places. it formally opened for inspection and the signing of applications on june 18, 1910. miss cora h. bunker, librarian, was on hand to acquaint the public with the new building and its contents. on october 10, 1910 the doors opened with 5,000 volumes available.