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Scientific American, Vol. 40, No. 23 (1879) (1879)

leaf 7

An illustration from Scientific American, Vol. 40, No. 23 (1879), 1879, leaf 7
c Lighting Apparatus. The Prince of ATTACHMENT FOR BOILER FEED PUMPS. This invention was recently patented by Mr. Benjamin Wales, the Duke of Edinburgh, and a large assembly of The accompanying engraving shows an improved attach- Clegg, of 526 Richmond street, Philadelphia, Pa., from ladies and… … sets all calculations based upon the warm yellow of gaslight the edges of the strip project below the door and act as fend- at a defiance. On the other hand may be set the absence of ers against wind and rain. CLEGG’S FEED PUMP ATTACHMENT. smoke and the purification instead of poisoning of the air…

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