Memphis Man Involved in Tax FraudLITTLE ROCK () — The a.rres-sf a Memphis man has brough to six the number of persons held* in connection with an uncovered income tax fraud.U. S, Secret Service Agent Jam-L. Lewis identified the Memphis man as Richard Gerald Epperson, .23. He said Epperson would be arraigned today beforeU.‘ S. Commissioner Lee Miles. Epnerson was arresed Friday.Five men arrested last month lave been charged in conneqion vith the operation of an income ax fraud ring.An alert supermarket cashier, Mrs. Virginia Cook, provided thq ip that led to the arrests. She aid she noticed that one man lathed two income tax return checks, endorsing them with different names. An off-duty poliee-nan, Woodie James, nabbed the nan in the North Little Rock Supermarket.Charged with conspiracy arer. F* Shaver, a former postalemploye; Wallace M. Williams, a 'ormer Internal Revenue Service rmploye; E. E. Williams, a vised jar dealer; Orby James Biggs, a trucking eontracor, and Charles Edward Carter, a former postal miploye.The complaint charged thq men vith filing false Income Upc re-turns, then forging rebate checks md cashing therm