very small museum open only a few hours a week, usually on weekends, call before you go to find out when they're open. Ask them to tell you the stories about George Washington visiting town.
Sources and licences
Guide text adapted from the Wikivoyage article "Washington (Morris County, New Jersey)" by its contributors, available under CC BY-SA 4.0. Read on Wikivoyage · Contributors · CC BY-SA 4.0
