A NEW FRUIT DRIER. IMPROVED ROLLER GATE. WALTER'S METHOD OF CARPETING STAIRS. NOVEL METHOD OF CARPETING STAIRS. BURNS' MOULD FOR SEWER BUILDING. IMPROVED MOULD FOR SEWER BUILDING. ALLEN'S IMPROVED GATE., scientific american, 80-03-13
A NEW FRUIT DRIER. IMPROVED ROLLER GATE. WALTER'S METHOD OF CARPETING STAIRS. NOVEL METHOD OF CARPETING STAIRS. BURNS' MOULD FOR SEWER BUILDING. IMPROVED MOULD FOR SEWER BUILDING. ALLEN'S IMPROVED GATE., scientific american, 80-03-13
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