Republicans at Odds? 'Piffle,' Says Hoover PALO ALTO, CaL, Aug. 21 (UP) Former President Herbert Hoover, Hoo-ver, la a formal preen statement last Bight characterised a "ptfft" all reports that Republican leaders were at odds over plan for a party conference next year to decide en "fundamental principles." Hoover denied specifically that Alt M. Landoa, the party' defeated defeat-ed standard bearer last year, and John H. Hamilton, energetic chairman chair-man of th Republican national committee, wee aot eoneulted concerning con-cerning the conference.