Epidemic keratoconjunctivitis (shipyard conjunctivitis) was reported on the west coast in 1941 by Hogan and Crawford.1The disease began to appear on the east coast in 1942.2Although a few short notes suggesting therapy have appeared, it has been generally conceded that no treatment either local or general has materially shortened the course of the disease. Reports received from the Middle West indicate that the disease is now appearing in parts of this important industrial area. Although the present preliminary report on therapy is based on a small number of cases and has not been controlled, the exigencies of a new infection in wartime industry for which no treatment is known warrant publication of therapeutic studies which may be of some assistance to physicians. Controlled groups are being studied and reports will be published later, along with detailed data on potencies of the serums used. The studies of