Experiment illustrating the formation of craters by impact. Drops of mud were made to fall in a pan of mud, producing shallow craters with central mounds. circa 1891.
Dates
Date Taken
1891
Summary
Experiment illustrating the formation of craters by impact. Drops of mud were made to fall in a pan of mud, producing shallow craters with central mounds. By making the mud stiffer there were produced the craters without central mounds shown in photo no. 846. circa 1891.
Summary
Experiment illustrating the formation of craters by impact. Drops of mud were made to fall in a pan of mud, producing shallow craters with central mounds. By making the mud stiffer there were produced the craters without central mounds shown in photo no. 846. circa 1891.
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Available in the U.S. Geological Survey Denver Library Photographic Collection, Gilbert, G.K. Collection.
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