C. E. Ogden No. 1, producing 200 barrels a day from San Andres lime formation was brought in, Dec. 1929, by Deep Rock Oil Co.--the Andrews County discovery well and first of 730 wells in Fuhrman-Masco oil field. Bought, Feb. 1932, by Tripplehorn brothers, of Fort Worth. Has now pumped for more than 35 years. Since 1956, Andrews has been top producing county in Texas and U. S. Fuhrman-Masco field has produced 55 million barrels of oil--its contribution to total of more than a billion barrels for Andrews County in May, 1965. (1965)