TY  - BOOK
AU  - Hudson,Wilbur G.
TI  - Conveyors and related equipment / 
PY  - 1944///]
CY  - New York : 
PB  - J. Wiley & Sons, Inc.
KW  - MAQUINAS DE TRANSPORTE
KW  - MAQUINAS ELEVADORAS
UR  - https://archive.org/details/dli.ernet.509138/page/n5/mode/2up
ER  -