One of the First Helicopter Engines in America, by Emile Berliner…In An Old Barn At 1458 Columbia Road, NW, Washington, D.C.

Eclectic African American Church Zoned Industrial, Bladensburg, Maryland

No One Minds A Qurantine Station…When Its In Honolulu…United States Quarantine Station, Interior View of the South European Latrine Building, Honolulu, Hawaii.

Construction of the Alaska Governor’s Mansion was a Federal Ordeal, Executive Mansion, Juneau, Alaska

The Old Federal Style Mansion Was Reused As Part Of The U.S. Public Health Service Hospital, Perryville, Maryland

The Gyrocopter Wasn’t All That Appealed To Henry Berliner…Emile Berliner’s Helicopter, Brightwood, Washington, D.C.

Perhaps Old Ebenezer Tyler Couldn’t Pay His Taxes In Old South Main, Providence, Rhode Island

Emile Berliner Invented the Flat Disc and Gramophone at 1458 Columbia Road, NW, Washington, D.C.

Emile Berliner Invented the Microphone at 812 6th Street, NW, Washington, D.C.

Bob’s of New York’s Last Canal Boat, New York, New York