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Description:
regrowth from stem base of oak sapling frosted with CO2. June 1960. Photo from 8.5 feet high. Decimeterscale.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-10-02
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-09
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Open water evapotranspirimeter showing automatic replacement of water. Recent rains have raised water in tank above noraml float level.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-09-06
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Fish Lake southwest part, view northwest. Image is overexposed.
Creator:
Lawrence, Donald, 1911-1996
Created:
1966-10-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Open water evapotranspirimeter showing automatic replacement of water. Recent rains have raised water in tank above noraml float level.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-09-06
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:
Anoka County, Minnesota. Ovington's Prairie type plot. Photo station P62-7. View north from 5 miles south of southern edge of plot. Before first prescribed barn. Scale 10 feet tall marks 1 foot intervals. Tubes 10 meters and 20 meters from lens. Farther scale is at center of plot, which is 30 meters on a side and square. Image taken with 35 mill...
Creator:
Lawrence, Donald, 1911-1996
Created:
1962-08-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
View west across old field toward oldest field. West of cemetery.
Creator:
Lawrence, Donald, 1911-1996
Created:
1966-10-07
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
Description:
Construction of mound. August 7 to 11, 1961.
Creator:
Lawrence, Donald, 1911-1996
Created:
1961-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Alvar Peterson farm. View northeast.
Creator:
Lawrence, Donald, 1911-1996
Created:
1966-10-07
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:
CCNHA "Corny" (Coneriea) Number 1. Conifer Hardwood forest
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-20
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Mosquito protection
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-20
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
West side of octagonal mound.
Creator:
Lawrence, Donald, 1911-1996
Created:
1961-09-17
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-08
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:
CCNHA "Billy Goat" Quercus Forest.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-31
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Thermistor probe in black bark of young Paper Birch sprout on Corniea field.
Creator:
Lawrence, Donald, 1911-1996
Created:
1962-05-17
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1961-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
