The various shapes are obvious from the saws displayed on this page. Amputation bone saw by Tiemann, gutta percha handle, c. 1880, pitting on the blade. Amputation saw by unknown maker. Most likely post 1870 looks like a Gemrig type. Pitting on blade, priced accordingly.
Saw is in excellent to new condition.
Shrady's saw for subcutaneous section of the thigh bone. The instrument has an unusual angular handle cannula with in which the saw blade is drawn back and forth. See Tiemann 1889, p. 111, fig. Bone saw Bone saw Finger saw Hey's saws which were used for cranial resection. English, marked W. H. Hutchinson, Sheffield, Instrument Maker to the Royal Navy.