MEMORANDUM

Date

May 14, 1945

Description

MCWA Field Memorandum No. 56

TO: District Directors, State Health Officers, Administrative Assistants and Others Concerned

FROM: M.D. Hollis, Senior Sanitary Engineer Officer in Charge

REGARDING: Use of DDT for Malaria Mosquito Control on the MCWA program

Source

David J. Sencer CDC Museum