This manual, prepared with the assistance of the originators of each test
technic, was assembled at the Venereal Disease Research Laboratory, U. S.
Marine Hospital, Staten Island 4, N. Y. Director: J. F. Mahoney, Medical
Director, Public Health Service, FEDERAL SECURITY AGENCY. The
manual supersedes Supplements 9 and 11 to VENEREAL DISEASE INFORMATION
and VD-Graphic 85.

UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON: 1949 For sale by the Superintendent of Documents, U. S. Government Printing Office, Washington 25, D. C.