TY  - GEN
AU  - Bragg, William H.
TI  - Concerning the nature of things
U1  - 509,BRA 
PY  - 1929///
CY  - London
PB  - G. Bell
KW  - Nature
N1  - The Atoms Of Which Things Are Made (Page-1),  The Nature Of Gases (Page-42), The Nature Of Liquids (Page-83), The Nature Of Crystals (Page-116), The Nature Of Crystals: Ice And Snow (Page-160), The Nature Of Crystals: Metals (Page-200)
ER  -