TY  - BOOK
AU  - Junkovsky,N.
TI  - Conveying, crushing, washing and screening machinery
U1  - 621.9 
PY  - 1966///
CY  - Moscow
PB  - Mir Publishers
KW  - Building materials industry
KW  - Equipment and supplies
KW  - Gravel
KW  - Sand
ER  -