Author: | Barton, William R. |
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Year: | 1968 |
Document Type: | N/A |
SUDOC: | I 28.27:8391 |
Series: | United States Bureau of Mines Reports |
Report Number: | I. C. 8391 |
Subjects: | Building materials industry -- United States. |
Building stones -- United States. | |
Link: | http://digital.library.unt.edu/ark:/67531/metadc170799/ |