Educational woodworking for home and school (1908)
Park, Joseph C · New York, MacMillan · leaf 263
of ash may be identified asfollows: — 1. Pores in the summer wood more or less unitedinto lines.a. The lines short and broken, occurring mostlynear the limit of the ring (No. 39) White Ash. 244 EDUCATIONAL WOODWORKING h. The lines quite long and conspicuous in mostparts of the summer wood (No. 43)… … Fig. 238. —A, black ash; B, white ash; C, green ash. In the oaks, two groups can be readily distinguishedby the manner in which the pores are distributed in thesummer wood. In the white oaks the pores are veryfine and numerous and crowded in the outer part of the 1 FOR HOME AND SCHOOL 245
Manual training · Woodwork
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