Pierre Van Cortlandt - Wikipedia

Arent DePeyster - Wikiwand

New York City's 20 oldest buildings, mapped

August, 2018

Van Cortlandt Manor - Wikiwand

Cortland, New York Facts for Kids

Pumpkin Blaze Van Cortlandt Manor – Visiting a Museum: The Unique, Unusual, Obscure and Historical

Cortland County, New York Genealogy • FamilySearch

Pierre Van Facebook, Instagram & Twitter on PeekYou

Van Cortlandt Manor - Clio

A Vast Estate on the Hudson Historical Marker

Cortland, New York Facts for Kids