PHYSICAL AND SCHOOL APPARATUS INDUCTION ROCK DRILLS AIR COMPRESSORS SIMPLEST. MOST EFFICIENT and DURABLE. (RAND DRILL CO.) NICKEL AND Electro- Plating Hanson & VanWinkle If you want the best CHUCKS buy Westcott's Westcott Chuck Co. Oneida N. Y. U. S. A. BARNES' New Friction Disk Drill. FOR LIGHT WORK. Hay stacker. W. H. Ney See BMW° baster., scientific american, 1899-01-11


PHYSICAL AND SCHOOL APPARATUS INDUCTION ROCK DRILLS AIR COMPRESSORS SIMPLEST. MOST EFFICIENT and DURABLE. (RAND DRILL CO.) NICKEL AND Electro- Plating Hanson & VanWinkle If you want the best CHUCKS buy Westcott's Westcott Chuck Co. Oneida N. Y. U. S. A. BARNES' New Friction Disk Drill. FOR LIGHT WORK. Hay stacker. W. H. Ney See BMW° baster., scientific american, 1899-01-11


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