Photograph taken for a story in the Daily Oklahoman newspaper. Caption: "Checking an analysis of Oklahoma lake water are Jack Goertz, left, Clinton junior: Dr. John Cronin, chemistry professor, and Brenda Hert, Altus junior.
Photograph used for a story in the Oklahoma Times newspaper. Caption: "EXPLAINING the operation of a...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Dr. Marilyn Ogilvie inspects ...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Dr. Wayne Pettyjohn, center,...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Analyzing water samples take...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Alice Minton, left, and Elis...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Water samples are analyzed b...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Students Allen Myers, Oklahom...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "In the photo at left, Edmond...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Cache city Clerk Verniece Wa...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Professor Virginia Lippert O...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "University of Oklahoma senior...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Chemist-biologist Martin Stok...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Science is busil...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Larry Canter is a Sun Co. pr...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Dr. K. A. McCollom, OSU prof...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "EXPLAINING the operation of a...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Dr. Marilyn Ogilvie inspects ...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Dr. Wayne Pettyjohn, center,...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Analyzing water samples take...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Alice Minton, left, and Elis...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Water samples are analyzed b...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Students Allen Myers, Oklahom...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "In the photo at left, Edmond...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Cache city Clerk Verniece Wa...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Professor Virginia Lippert O...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "University of Oklahoma senior...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Chemist-biologist Martin Stok...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Science is busil...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Larry Canter is a Sun Co. pr...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Dr. K. A. McCollom, OSU prof...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "EXPLAINING the operation of a...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Dr. Marilyn Ogilvie inspects ...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Dr. Wayne Pettyjohn, center,...