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Description:
CCNHA Helipcopter Over Trees
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
"Sewing Machine" Quercus Forest from helicopter
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Full view of helicopter
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Light Measurement by holding paddle through door opening. Door removed
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Lawrence Cabin from helicopter
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Alvar Peterson's corn. Affected by drought
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-01
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Old fields numbers one and two
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-01
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Alvar Peterson's corn. Normal.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-01
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Old fields numbers one and two
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-01
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
"Sewing Machine" Old field
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-01
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Beckman lake.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-01
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Ives's corn plots, planted to show affect of row direction on productivity and old field.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-01
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Ann Archer measuring light
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-07 - 1960-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
S. Roger Bray measuring light reflection from sandy soil.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-07 - 1960-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Cedar Creek Natural History Area. Anoka County, Minnesota. Hill's Oak frosting experiment. McAndrews and Ahlrichs watching the temperature fall.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-05-25
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Cedar Creek Natural History Area. Anoka County, Minnesota. Arranging carbon dioxide tubing for frosting experiment. Lee Paulsell, foresting student, pictured.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-05-25
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Cedar Creek Natural History Area at Lawrence cabin. Pictured left to right: Elizabeth G. Lawrence, Cora Corniea, Grace Lee Nute, Helen Lowry Allison.
Creator:
Lawrence, Donald, 1911-1996
Created:
1957-04-21
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
View south from Cedar Creek bridge to show high water. Near Bethel, Minnesota.
Creator:
Lawrence, Donald, 1911-1996
Created:
1956-04-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Loowit after long walk in wet snow.
Creator:
Lawrence, Donald, 1911-1996
Created:
1950-02-05
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Elizabeth G. Lawrence and Helen Allison pictured on Lawrence Cabin property. Baja a puli.
Creator:
Lawrence, Donald, 1911-1996
Created:
1905-05-10
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
