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POSSIBILITIES OF THE FUSIBLE CORE PROCESS. bottle is molded. through the air valves molded. melted and run out. POSSIBILITIES OF THE FUSIBLE CORE PROCESS. INCLINED CANALS BY H. PRIME KIEFFER The paddle wheel which dams the water and pushes the boat up grade. Model boat afloat in the dammed-up water being propelled up the canal. A MOVABLE LOCK FOR INCLINED CANALS. Note the water backing up in front of wheel., scientific american, -1909-03-06
POSSIBILITIES OF THE FUSIBLE CORE PROCESS. bottle is molded. through the air valves molded. melted and run out. POSSIBILITIES OF THE FUSIBLE CORE PROCESS. INCLINED CANALS BY H. PRIME KIEFFER The paddle wheel which dams the water and pushes the boat up grade. Model boat afloat in the dammed-up water being propelled up the canal. A MOVABLE LOCK FOR INCLINED CANALS. Note the water backing up in front of wheel., scientific american, -1909-03-06
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