Stock certificate for 500 shares in the Sherman & Barnsdall Oil Company, one page, 9.5 x 7.5, October 23, 1868, signed in ink by the company's president and secretary. The certificate features a fine vignette of oil derricks and barrels of oil. Nicely mounted, cloth-matted, and framed with a plaque to an overall size of 17.5 x 21.75. In fine condition.