Fort Federal Hill Baltimore Md 1862 Size:36x24 The Arithmeticians Engine — Patent

The Arithmeticians Engine — Patent Blueprint of Mechanical Calculation is a piece of living American history — an archival document transformed into a museum-quality framed print for your wall

The Long Toll Apparatus — Patent Blueprint of the Coin Operated Telephone is a piece of living American history — an archival document transformed into a museum-quality framed print for your wall

312897 Electric Fencing Target for Instructing the Blind Rs La Rocca 1964 — La Rocca's filing renders fencing through circuitry and sound

This elegant art print captures the soul of aviation

when the Union he had begged to preserve had finally been bled into permanence

Fort Federal Hill Baltimore Md 1862 Size:36x24 The Arithmeticians Engine — PatentFort Federal Hill Baltimore Md 1862 looks down from the earthworks Ben Butler threw up to keep a secessionist city under Union guns tents in disciplined rows, cannon trained on the harbor, Baltimore held in place by the same artillery that watched its rooftops. About the Source Bella Frye sources artifacts from the great American historical archive the Library of Congress, the National Archives, regional historical societies, and the lithographic