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Open daily 10 a.m. to 5:30 p.m.
Admission is always free!
2 Massachusetts Ave., N.E. Washington, DC 20002
The museum's main entrance is located on the corner of First Street and Massachusetts Avenue NE. Other entrances have variable hours.
This exhibition revealed highlights from the wide-ranging Postmaster General's Collection spanning more than 150 years of US stamp-making, including not only stamps, but "behind-the-scenes" materials.
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