Dr. Edmund Andrews, 80, surgeon who developed many instruments and pioneered the use of nitrous oxide/oxygen mixture and blood transfusion, 22 January 1904.

Wilbur Olin Atwater, 63, agricultural chemist who researched heat-energy potential and caloric values of foods, 22 September 1907.

Dr. Frederick Jones Bancroft, 69, pioneer Colorado physician who organized a medical department at the University of Denver, 16 January 1903.

Dr. Roberts Bartholow, 73, physician who made an early study of electrical stimulation of the brain, 10 May 1904.

Dr. John Janvier Black, 72, prominent physician in the treatment of tuberculosis in Delaware, 27 September 1909.

Dr. Nathan Bozeman, 80, physician responsible for many advances in gynecology and obstetrics, 16 December 1905.

Dr. John Hill Brinton, 75, surgeon who was active in the Civil War, first curator of the Army Medical Museum, and organizer of a major medical history of the war, 18 March 1907.

Dr. Charlotte Amanda Blake Brown, 58, strong supporter of public health measures and women in medicine, 19 April 1904.

Dr. Samuel Clagett Busey, 73, pioneer...