00302    a2200121   4500020001500000082001700015100002100032245004600053260003900099300002000138650001200158650001000170  a0881923192  a635.977bBRO  aBrown, George E.  aThe pruning of trees, shrubs and conifers  aPortlandbTimber Pressc1972g2002  axix,354p.c24cm  aPruning  aTrees