Life & Times of Henry Bellmon

http://www.amazon.com/gp/aw/d/0933031475
If you can find the way to buy this via Ace, I recommend it.

Life & Times of Henry Bellmon, cattleman, 1st GOP Gov. of Okla, US Senator. A good man.

The chapter devoted to my Dad's work is not the only reason I recommend it. Amazon review:
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Bellmon's candid and action-filled autobiography records his career as a dedicated public servant who rose through the ranks of Oklahoma's Republican Party; after being named its chairman in 1960, he in effect reorganized the state party. Only two years later, the ex-marine and "dumb farmer's" folksy but astute "no new taxes" campaign won him the first of two terms as governor of a five-to-one Democratic Oklahoma, with the second term beginning in 1986. Elected in the interim to the U.S. Senate in 1968, he describes his 12-year tenure there as "filled with frustration," in contrast to being "his own boss" as farmer and governor....