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Business Hours

The Museum is open Tuesdays and Saturdays from 10:00 am to 4:00 pm. Open First and Third Sundays, 1 - 4 pm.

Admission is FREE.

Get in touch with us

You can write to us, or send donations by snail mail to:

Our telephone number is 301-864-7071.

If you have any questions, or want to schedule a group visit, email us at or use the web form below.

If you want to become a member, use the membership page to pay online or download a membership application form, or email us using the form below.

You can also donate via PayPal by clicking the button below.