Dr. Othmar Baron Potier "Inventar der Rustkammer der Stat Emden"; "Gewehrgalerie Schloss Tetschen Furst Thun Hohenstein, Kostume aus Wiener Privatbesitz"; Fischer, Lucerne & Kahlert & Son "Collection of Muskets and Guns at the Grand Ducal Castle Ettersburg, Saxony"; F. Theodore Dexter "Forty-Two Years' Scrapbook of Rare Ancient Firearms"; J.F. Hayward "The Art of the Gunmaker, Vol I & II"; Howard Blackmore "The World's Finest Sporting Guns;" The Metropolitan Museum of Art "Early Firearms of Great Britain and Ireland from the Collection of Clay P. Bedford." Provenance: The Norman R. Blank Collection