TY  - BOOK
AU  - Becker,George F.
TI  - Experiments on schistosity and slaty cleavage
T2  - U.S. Geological survey bulletin
AV  - QE75 .B9
PY  - 1904///
CY  - Washington
PB  - Govt. Print. Off.
KW  - Schistosity
N1  - Subject series: D, Petrography and mineralogy, 31; E Chemistry and physics, 43; Includes index
ER  -