TY - BOOK TI - A pedal-operated grain mill T2 - "Tropical Products Institute, Rural Technology Guide; 5" U1 - TR 629.118.3:664.7(-202)(047.1) L9 PY - 1979/// CY - London PB - Tropical Products Institute KW - "Pinson, G.S." KW - "Grain-Milling,Grain-Milling-designs and constructions" ER -