W. F. C. Nelson

Analysis of artificial data—Probability.

Harold T. Davis, W. F. C. Nelson, 1935 .

Preliminary analysis of statistical data.

Harold T. Davis, W. F. C. Nelson, 1935 .

Elements of Statistics with Application to Economic Data.

Harold T. Davis, W. F. C. Nelson, W. D. Baten, 1936 .