7403-247 WUEST patent backsaw. Patented in 1898 by Frederick Wuest, manufactured by Bishop of Cincinnati. Blade is clamped by a bar that allows it to be slid up or down for variable cuts, or reversed entirely to use teeth of a different pitch. 12" blade with faint etch, top horn in handle is broken off and smoothed over. Blade has oxidation but no rust. Good (JHD001) 50-100