An edition of A report of a visit to Canada and the United States of America (Apr.-July, 1946) to enquire into the use of different types of aluminum powder in the prevention and treatment of silicosis, together with a general review of the subject [by] W.E. George (1946)

report of a visit to Canada and the United States of America (Apr.-July, 1946) to enquire into the use of different types of aluminum powder in the prevention and treatment of silicosis, together with a general review of the subject [by] W.E. George.

By William Ellis George