unused Block of Four Plate Blocks, 1907-40's, accumulation of approximately 250 plate no. blocks, also incl. nine souvenir sheets and 30 blocks of four or larger, better plate no. blocks incl. nos. 328, 329, 368, 370 (two), 371, 372 (three), 373, 619, 704-715, 756-765, 859-893, 909-921 (five sets of name blocks), mixed centering, some have faults, otherwise very good-very fine lot, Scott retail $6,695.62 est.