A portrait of Dr. Harold Johns; printed on Kodak paper.
Number Of Parts
1
Provenance
Owned by Dr. Hayter.
Dates
1985
circa 1985
Date Remarks
Estimate - Dr. Johns was born in 1915 and appears to be about 70 in the picture.
Material
paper: red, blue, white, beige
Inscriptions
"THIS PAPER // MANUFACTURED // BY KODAK" printed various times on the back of the paper
Permanent Location
Storage Room 2005
2005-4-4
Dimension Notes
Length 35.5 x Width 27.2 cm
Condition Remarks
Very slight discoloration of the border.
Copy Type
Original
Reference Types
Internet
JPG
Reference Comments
Internet "Virtual Museum of Canada: Medi-Centre: The Canadian Medical Hall of Fame"; CD #7
Research Facts
Dr. Harold Johns (1915-1998) was the Canadian medical physicist who discovered Cobalt therapy in the late 1940s, making it possible to treat deeper tumours than had previously been possible; in 1956 he became Head of the Department of Biophysics at the University of Toronto where he founded the field of medical physics in Canada.