TY  - BOOK
AU  - Bragg,William Henry
TI  - Concerning the nature of things: six lectures delivered by the Royal institution 
SN  - 1486200310
PY  - 1932///
CY  - New York
PB  - Dover Pub.
KW  - Atoms
KW  - Gases
KW  - Liquids
KW  - Crystals
ER  -