TY  - BOOK
AU  - Hartshorne,N.H.
AU  - Stuart,A.
TI  - Crystals and the polarising microscope: a handbook for chemists and others 
U1  - 548.9 23
PY  - 1952///
CY  - London
PB  - Arnold, 
KW  - Crystals
KW  - Polarizing microscopes
N1  - Includes bibliography & Index
ER  -