Henry Stanton's factory was in the area of Amsterdam, New York. It operated from 1864 or '65 until 1880, when it was probably bought by Diamond Match. Private die stamps were issued from July, 1866 until December 8, 1880. 16,496,020 were printed on old paper, 24,433,172 on silk paper and 10,791,281 on pink and watermarked papers. This example was printed on silk paper.