19th Century photo of the earliest part of the Observatory. Library of Congress image.

Existing condition photo of main entrance.

Typical condition of architectural ornamentation.

Part of our existing conditon survey of the property.

Old Naval Observatory, Washington, D.C.

A National Landmark, the oldest parts of the Observatory date to the 1840's. We completed a compete survey of the edifices in preparation for transfer of the properties from the DOD to the Deptartment of State.