Scientific Jlmmc**. January 27, 1900. 63 £41,381 Suspending device, A. R. Geoffroy … Brawn ifc Earle, i)20 Chestnut St., Philadelphia, Pa. tions for hours of in- Trolley catcher. H. VV. (jraham . .*„,,..♦.,..■.. 641.3S3 structive recreation. Calcium Carbide 11 641.286 Truck, E. N. Oilfillan MAGICAL apparatus, scientific novelties, 20th edition. Revised and enlarged. (U4 paees 820…
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