Person
Newbold, Ethel M.
Catalogue
- Books
A contribution to the study of the human factor in the causation of accidents / by E. M. Newbold.
Newbold, Ethel M.Date: 1926- Books
A statistical study of labour turnover in munition and other factories / [by Gladys M. Broughton, Ethel M. Newbold, and Edith C. Allen].
Broughton, Gladys Mary, 1883-Date: 1921