SCHRADE CUT CO 74043T Medium double Pick Bone early switchblade knife

Vintage Early Schrade Cut Co medium double, pattern number 7403T that was made by the Schrade Cutlery Co of Walden, NY some between 1910 and 1916. Main blade stamped Schrade Cut Co Walden, NY and the small pen blade is marked US PATS FEB 13, 06, FEB 26, 07, SEPT 13, 10. Both blades mostly full with heavy patina, scratches and some light peppering. Picked bone scales (handles) are in good condition with one crack from bolster to safety slot on the back scale. Works well with both blade tips below the liners closed, both blades open fully and average lockup with a little movement at each tip. Rattles if shaken with blades open. Both safeties work. VG- condition.