This example was manufactured by American Machine Works. A total of 30,362 Smith carbines were reportedly purchased by the United States government during the Civil War. Smith carbines were considered to be one of the most important Federal Cavalry carbines and were known to be accurate and reliable weapons. Standard three sets of markings on the left side of the frame. Matching serial number on the receiver and barrel. Dovetail blade front sight and folding leaf rear sight correctly absent of yard markings. Mounted with a smooth walnut forend and straight grip stock marked with an oval script "JH" cartouche on the left of the wrist.