George Schrade Auto Button in the Bolster

This is a beautiful and rare George Schrade with Button in the Bolster. This knife is a Auto made by George Schrade in 1895-1910 and the bolsters are nickel silver and iron liners. The model number is #1000. On the front of the blade is said: Press Button Knife Co., Walden, NY and on the back of the blade is blank. The knife is about 4 7/8 inches when closed and about 8 3/4 when the blade is opened. This knife originally had etching on the front of the blade that says Invincible. It is not there anymore. When the blade is closed, it sits deep, and in the middle, no peeking. There is a lot of patina on this knife. The handles are jigged bone, and they are no cracks on both of the handles.