Closeup of polished surface of Illinois coal illustrating the banded ingredients

Call Number: 
0259
Date: 
1960
Notes: 

C=Clarain, V=vitrain, D=Durain, F=fusain;
1 photograph and negative;

Keywords: 

Clarain
Coal--polished surface
Durain
Fusain
Vitrain

ID: 
253

 

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