Beautifully engraved certificate from the Union Consolidated Oil Company issued in 1901. This historic document was printed by the New York Banknote Company and has an ornate border around it with vignettes of an eagle holding an American flag and shield and a torch. This item is hand signed by the company's president and secretary and is over 117 years old. Properties and Plans of Development in Several California Fields. LOS ANGELES, CA.L., July 10, 1901. The tendency of the oil industry in this state is just now very clearly defined in conformity with the general trend of nearly all great industries toward the consolidation of many small interests into a lesser number of strong ones. One of the more recent organizations, which seems to have been formed on these lines, is that of the Union Consolidated Oil Company.