A shorter course in woodworking; a practical manual for home and school (1911)
Wheeler, Charles G. (Charles Gardner), 1855-1946 · New York, London, G.P. Putnam's sons · leaf 290
f the building is very small,2 X 4 may do, but if 6 or more inwidth the floor-beams should be 6 or8 in depth, for a floor of moderate size.Place one floor-beam at each endnext the posts, to which it can benailed. The floor-beams should beabout 18 apart or less, according tosize and the stiffness of… … Fig. 745 268 A Shorter Course in Woodworking
Woodwork
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