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Letter from Lawson & Co. to the Director General of Medical Services Regarding Trench Fever and Lice, March 25, 1918
Once studies revealed that lice were largely responsible for trench fever, numerous companies tried to convince military authorities of the quality of their products to eliminate this parasite. This letter from Lawson & Co. stressed the merits of their product Para-Quit.
Library and Archives Canada
RG9 III-B-2, vol. 3615, file (25/4/2-25/6/2)
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