311.2 W Worthing, Archie Garfiel, 1881 - Treatment of exoerimental data [by] Archie G. Worthing ... [and] Joseph Geffner... New York , J. Wiley. sons, inc.< london, Champa. Hall, limited [1943] ix, 342 p. incl. ilus., tabbles, diagrs. 23 cm Bibliography: p. 337 - 338