Collections

Pictorial History of Sonnenberg
Sonnenberg is a Victorian mansion and homestead known for its extensive gardens. These photographs compiled by Mary Clark Thompson show the elaborate gardens she planned in memory of her husband, Frederick Ferris Thompson in the early 20th century.
Port Washington Maritime Collection;
The Port Washington Maritime Collection features materials from the Local History Center that relate to the region’s rich maritime history and traditions.
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This collection contains the Barry C. and Mary Jean (MJ) Ross Hudson River Postcard Collection.