- Notes on the Kaiser Wilhelm Institut für Medizinische Forschung at Heidelberg1
- Notte di fuoco a La Spezia1
- Nurses and doctors at work in surgery room of the 94th Evacuation Hospital, Le Pezzia area, Italy1
- Nurses are needed now!1
- Nurses are needed: the U.S. Cadet Nurse Corps, U.S. Public Health Service, offers girls an extraordinary opportunity for a free professional nursing education, "be a cadet nurse--the girl with a future"1
- Nutrition in review: report of the New York State Joint Legislative Committee on Nutrition1
- Observations with AGF Task Forces Frigid and Williwaw1
- Ohio River pollution control: letter from the acting secretary of war, transmitting a letter from the chief of engineers, United States Army, dated May 4, 1943, forwarding a report, together with accompanying papers and illustrations, on a survey of the Ohio River and its tributaries for pollution control, authorized by section 5 of the River and harbor act, approved August 26, 19371
- Ohio River pollution control: letter from the acting secretary of war, transmitting a letter from the chief of engineers, United States Army, dated May 4, 1943, forwarding a report, together with accompanying papers and illustrations, on a survey of the Ohio River and its tributaries for pollution control, authorized by section 5 of the River and harbor act, approved August 26, 1937 (Part 2, Supplements)1
- Ohio River pollution control: letter from the acting secretary of war, transmitting a letter from the chief of engineers, United States Army, dated May 4, 1943, forwarding a report, together with accompanying papers and illustrations, on a survey of the Ohio River and its tributaries for pollution control, authorized by section 5 of the River and harbor act, approved August 26, 1937 (Volume 1)1
- Ohio River pollution control: letter from the acting secretary of war, transmitting a letter from the chief of engineers, United States Army, dated May 4, 1943, forwarding a report, together with accompanying papers and illustrations, on a survey of the Ohio River and its tributaries for pollution control, authorized by section 5 of the River and harbor act, approved August 26, 1937 (Volume 2)1
- On the job1
- Operating Room No. 1 in the surgery building1
- Operating procedures for industrial dispensaries1
- Operating room at the 298th General Hospital, Alleur, Liege, Belgium1
- Operating room in the 28th General Hospital, Fort Chartreuse, Liege, Belgium1
- Operating room of the 2nd Field Hospital at Zamboanga, Mindanao, P.I1
- Operating room procedure in the 65th Station Hospital, Darwin, Australia1
- Operational report for the period1
- Optometry Corps: hearings before a subcommittee of the Committee on Military Affairs, United States Senate, Seventy-ninth Congress, second session, on H.R. 3755 : an Act to Establish an Optometry Corps in the Medical Department of the United States Army : January 24 and 25, 19461