Markham Model: M-04 Variation #3 1889 -1910
Markham Air Rifle Co. Plymouth Michigan
Caliber .176 (air rifle shot). Also shot darts. Maple stock and frame with rosewood stain. Stock stamped on left side with oval logo: Stock marked in circle on stock “Markham Air Rifle Plymouth Michigan Chicago patented”
This rifle was sold by Sears Roebuck in 1897. (Rare) Background info: Chronology of Markham Airguns