000 00293nam a22000977a 4500
999 _c2748
_d2748
008 180611b ||||| |||| 00| 0 eng d
100 _aAmerican Philatelic Society
245 _aManual of philatelic judging (2nd ed. 1983)
260 _aState College, PA
_bAPS
_c1983
650 _aExhibitions | Judging