000 00291 a2200133 4500
080 _a634.37
_bC 745 F
245 1 _aFig
_cby I.J. Condit
260 _aWaltham
_c1947
650 _aFigs
500 _aForeword by W.T. Swingle
100 1 _aCondit, I.J.
_d
300 _a221 p.
901 _a27103
999 _c49111
_d49111