Clifford D. GrahamClifford D. Graham. 57, a Washington taxi-man, died at 2:25 p.m. Tuesday at his home. 1126 Eleventh St.. N.W., Washington. D.C.Mr. Graham, son of Mrs. Mina Peale Graham, of Blanchard, had had a heart ailment several years.Bom at Blue Ball, West Decatur. on May 7, 1912, a son of Howard Graham, who died in 1966, he was reared, and attended school, in Woodland.After service in the United States Army, he had worked in the Washington area more than 30 years. Mr. Graham was a member of the Woodland United Methodist Church.Surviving with his mother are two brothers and three sisters: Grover, of Blanchard; Frederick Blair Graham. Beech Creek: Mrs. Walter Rishell. Clearfield: Miss Berylle Graham. Polk: and Mrs. Dora Mantle. Beech Creek, R.D.