This field notebook contains the survey of Allen Quadrangle by geologist, Mark Severson from June to October of 1996 and May of 1997. Five hundred and twelve areas of outcroppings were surveyed during that time. Within his notes, Severson provides details to the samples taken and the points of survey to which they were collected from. Severson a...
Creator:
Severson, Mark
Created:
1996-06 - 1996-10; 1997-05
Contributed By:
University of Minnesota Libraries, University Archives.