National Park Service Clearinghouse Classifieds

The National Park Service posts notices of proposed deaccessions and museum items available for deaccession at this site. Notices are posted for 45 days.

The museum items posted at this site may be deaccessioned outside the Federal government only by exchange or conveyance (donation). The NPS does not deaccession museum items by sale.

The NPS may only convey museum items to institutions that are dedicated to the preservation and interpretation of natural or cultural heritage and qualified to manage museum collections. Private institutions must be exempt from federal taxation under section 501(c)(3) of the Internal Revenue Code.

NPS Clearinghouse
Harpers Ferry, WV 25425
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National Mall and Memorial Parks - Objects Available

National Mall and Memorial Parks intends to deaccession a set of three tree grates, with associated parts, designed for the Pennsylvania Ave Development Corporation in 1980. This collection includes one full square tree grate, one full circle tree grate, one full circle tree grate with room for legs, one full bench, 4 legs.

Albert Paley was awarded the contract for designing the site furnishings on Pennsylvania Avenue in 1980 under the PADC (Pennsylvania Ave Tree Grates and Benches). The grates were fabricated by the Nina Foundry.

This collection does not fit the park's Scope of Collection. The objects are available for transfer to another park or other federal agency, or conveyance to non-federal institutions.

Contact for further information:

Hillery York
Museum Curator
National Mall and Memorial Parks
1100 Ohio Drive
S.W. Washington, D.C. 20024
202-760-1334
[e-mail]

Published on June 16, 2025

Fort Washington Park – Intent to Convey

Fort Washington Park intends to deaccession one object that is outside the unit’s scope of collection. The object has been advertised throughout the NPS and is not needed by other parks. The object is consistent with the mission and scope of collection of the recipient, the Wisconsin Veterans Museum, 30 West Mifflin Street, Madison, Wisconsin 53703.

Contact for additional information:
Mike Antonioni, Museum Curator
National Capital Parks-East
1900 Anacostia Dr., SE
Washington, D.C. 20020
[e-mail]

Published on June 16, 2025

29-Pound Coehorn Mortar. Information on the muzzle are as follows: CA & Co. WT. 162 Mfg Date – 1862, Inspector Initials TJR, Barrel Number 17. Circa: 1862. Weight: 162 pounds.