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Scientific American, Vol. 62, No. 16 (1890) (1890)

leaf 13

An illustration from Scientific American, Vol. 62, No. 16 (1890), 1890, leaf 13
he manufacture of an effective incu- LONDON. CROSBY STEAM GAGE & VALVE 60, i and disease germs. It driesin a | bator that has been carefully tested and found to per Trap for sanitary purposes, G. H. Garrett......... 424,943 98 Oliver St. few hours. It can be applied in | form all that may be… … tising medium cannot be overestimated. Its circulation STANDARD TYPEWRITER. Wagon, bed iron, F. Herman ............. 424,479 is many times greater than that of any similar journal Wagon spring, W. H. Williscraft... 424,842 nowpublished. It goes into allthe States and Territo- ries, and is read in…

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