z Schrade Cut Co Large Double Smoked Pearl switchblade knife

Vintage Schrade Cut Co large double with Smoked Pearl celluloid scales made in Walden, NY sometime between 1916 and 1946 and was designated the model 7504P. The knife measures 3 3/4 inches closed and 8 3/16 inches with both blades open and has brass liners and nickel silver buttons & safeties. The main blade is stamped SCHRADE CUT CO WALDEN NY and the small blade stamped US PATS DEC 21, 09, SEPT 13,10 and JUNE 6, 16. Both blades are nearly full and shiny with light scratches, very nice overall. The Smoked Pearl celluloid scales are in fair condition with some repaired cracks on the back scale. The knife functions well with large blade tip just above liners when closed, both blades open fully and good lockup. Both safeties work. VG- condition.