AN IMPROVED OIL CAN. MARANVILLE'S OIL CAN. A DEVICE TO CLOSE ELEVATOR SHAFTS. BLAGEN'S ELEVATOR SHAFT CLOSING DEVICE. 40 An Inland Coast Waterway. NEW PRINCIPLE VENTILATING WATER CLOSET. Bacterial Disease of Sugar Beet. THE 'QUEEN' WATER CLOSET., scientific american, 1892-10-22
AN IMPROVED OIL CAN. MARANVILLE'S OIL CAN. A DEVICE TO CLOSE ELEVATOR SHAFTS. BLAGEN'S ELEVATOR SHAFT CLOSING DEVICE. 40 An Inland Coast Waterway. NEW PRINCIPLE VENTILATING WATER CLOSET. Bacterial Disease of Sugar Beet. THE 'QUEEN' WATER CLOSET., scientific american, 1892-10-22
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