1. About heparin, or … Whatever happened to Jay McLean?
Nathan P. Couch, MD 
Journal of Vascular Surgery 
Volume 10, Issue 1, Pages 1-8 (July 1989)
DOI: / (89)
Copyright © 1989 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

2. Fig. 1
William Howell in his laboratory (Courtesy Mr. Gerald Shorb, Alan Chesney Martin Medical Archives, Johns Hopkins University School of Medicine, Baltimore, Md.)
Journal of Vascular Surgery  , 1-8DOI: ( / (89) )
Copyright © 1989 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

3. Fig. 2
Jay McLean as a surgical resident at about the time he worked at the Hunterian Laboratory. (Courtesy Mr. Gerald Shorb, Alan Chesney Martin Medical Archives, Johns Hopkins University School of Medicine, Baltimore, Md.)
Journal of Vascular Surgery  , 1-8DOI: ( / (89) )
Copyright © 1989 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

4. Fig. 3
Charles H. Best and Frederick Banting in (From Bliss M. The discovery of insulin. Chicago: University of Chicago Press 1984.)
Journal of Vascular Surgery  , 1-8DOI: ( / (89) )
Copyright © 1989 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

5. Fig. 4
D. W. Gordon Murray in his later years. (From Can Med Assoc J 1987;137:247.)
Journal of Vascular Surgery  , 1-8DOI: ( / (89) )
Copyright © 1989 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions