Image Description Price
Osage Kentucky Oil & Gas Company. Oil field with gushing well. Two small gushers in the border. Pawhuska, Oklahoma. 1917. Uncancelled. $8.00
Osage Nation Oil Syndicate Incorporated. No vignette. Delaware. 1919. $10.00
Otter Creek Oil and Gas Company. Oil field flanked by two gushing wells. Wichita, Kansas. 1918. Uncancelled. Edge split taped on reverse. $18.00
Palmer Union Oil Company. Drilling rig. California. 1920s. Overprint and cancel over vignette. $4.00
Palmer Union Oil Company. Drilling rig. California. 1920s. Stub remnant at left. $7.00
Palmer Union Oil Company. Drilling rig. California. Unissued. $2.00
Paramount Oil and Gas Company. Oil field with gushing oil well. Nevada. 1919.
(Special: 2 or more for $7.00 each)
Peerless Oil & Gas Company. No vignette. Trust certificate. Rochester, New York. 1918. Uncancelled. Edge splits taped on reverse.
(Special: 2 or more for $4.00 each)
Penn-Beaver Oil Co. No vignette. Delaware. 1924. Uncancelled. $5.00
Pennzoil United, Inc. Chemist. Stock size bond. 1970s. $3.00
Peoples Gas Company. Specimen. Seated lady holding globe, city and country in background. Illinois. $10.00
Petroleum and Trading Corporation. Lady with oil field and industrial scene, ship, train. Delaware. 1930. See Prices
Petroleum Conversion Corporation. No vignette. Delaware. 1938. Uncancelled. $4.00
Petroleum Corporation of America. Oil field with tanks and drilling towers. Delaware. 1920. Uncancelled. $16.00
Petroleum Maatschappij Salt Creek. Lady with spinning wheel at upper left. Wyoming. 1910. Uncanceled. $16.00
Phillips Petroleum Company. Seated lady with globe. Delaware. 1970s. Stock size bond. See Prices
Pierce Petroleum Corporation. Oil field with locomotive, drilling towers, oil tanks. Delaware. 1925. Uncancelled. $18.00
Prairie Pipe Line Company. Lady and two men. Kansas. 1929. $4.00
Pyramid Oil Company. Oil field at upper left. Four small oil field scenes in border. San Francisco, California. 1912. $8.00
Reese Oil and Gas Company. Dear at lower right corner. Clarksburg, West Virginia. Unissued but dated 19__. $12.00
Reiter-Foster Oil Corporation. No vignette. Delaware. 1924. $5.00
Reiter-Foster Oil Corporation. Oil field, gushing well. Delaware. 1930s. See Prices
Reliance Oils, Inc. Oil field with gushing well. Montana. 1920. Uncancelled. $16.00
Richfield Oil Corporation. Man and woman flanking frame showing oil field. Delaware. 1960s. See Prices
Rio Oil Company, Inc. Panoramic view of oil field with numerous drilling rigs. Vinton, Louisiana. 1934. Uncancelled. $14.00