Dimensions 12 x 8 inches. Black and orange ink, vignette of State of Pennsylvania Coat of Arms. Several punch holes, fold lines, embossed stamp, minor tears and discoloration along edge. This certificate was originally issued to Mildred M. Cox on January 17, 1930. Signatures of President and Treasurer. Ms. Cox transferred the stock to Pershing and Co. on May 3, 1950. Several stamps and signatures on back. The Pennsylvania Railroad Company was founded in 1846 and grew to become the largest railroad in the United States in the first half of the 20th century.