Oxford Companion to the History of Modern Science [online]
Companion encyclopedia of the history of medicine / edited by W.F. Bynum and Roy Porter. 1993. [a good starting place for addressing any topic in the history of the health sciences]
The greatest benefit to mankind : a medical history of humanity / Roy Porter. 1997. Arguably, the best single volume text on the history of medicine.
The Evolution of Modern Medicine / Sir William Osler. 1913 [online]. A highly readable history of medicine through the first decade of the 20th century
A dictionary of the history of medicine / Anton Sebastian. 1999.
Encyclopedia of medical history / Roderick E. McGrew, with the collaboration of Margaret P. McGrew. 1985.
Nursing, the finest art: an illustrated history / M. Patricia Donahue. 1996.
Historical encyclopedia of nursing / Mary Jane Snodgrass. 1999.
HyperHistory Online. Allows users to construct their own timelines based on subject preferences
A chronology of medicine and related sciences / Leslie T. Morton and Robert J. Moore. 1997.
Dates in medicine; a chronological record of medical progress over three millennia / edited by Anton Sebastian. 2000.
Familiar medical quotations / edited by Maurice B. Strauss. 1968.
Medicine in quotations : views of health and disease through the ages / edited by Edward J. Huth, T. Jock Murray. 2000.
Medically speaking : a dictionary of quotations on dentistry, medicine, and nursing / selected and arranged by Carl C Gaither and Alma E Cavazos-Gaither ; illustrated by Andrew Slocombe. 1999.
Dictionary of medical biography / edited by W. F. Bynum and Helen Bynum. 2007.
The Nobel Prize winners. Physiology or medicine / edited by Frank N. Magill. 1991.
A biographical history of medicine: excerpts and essays on the men and their work / [by] John H. Talbott. 1970.
Oxford Dictionary of National Biography [online]
"56,000 biographies of people who shaped the history of the British Isles and beyond, from the earliest times to the year 2004."
American Nurses Association - Hall of Fame. Thumbnail sketches of the most prominent American nurses from the 19th century to the present.
Dictionary of American nursing biography / Martin Kaufman. 1988.