00380aam a2200157   4500003000400000005001700004008004100021020001500062040000600077082001400083100001900097245004300116260003400159300001000193650001900203OSt20260527171353.0140223b1953    xxu||||| |||| 00| 0 eng d  a354050298X  c   a674.8 ZOB  aZobel, Bruce J  aWood variation: its causes and control  aBerlinbSpringer-Verlagc1989  a363p.  aWood variation