The Dahlgren Howitzer Gun, designed by Capt. Dahlgren, and now in general use in the American Navy. Capt. John A. Dahlgren, Inventor of the Dahlgren Gun.

Two wood-engraved illustrations on one page in text, from Frank Leslie's Illustrated Newspaper, April 20, 1861, page 340; upper illustration of sailor standing beside cannon; lower illustration portrait of Dahlgren. Two wood-engraved illustrations on one page in text, from Frank Leslie's Illustrated Newspaper, April 20, 1861, page 340; upper illustration of sailor standing beside cannon; lower illustration portrait of Dahlgren. Folio, unbound. Providence, James Tyson, 1951.