Amateur mechanics ... a book for old and young who like to make things .. (1907)
Popular mechanics magazine, Chicago. [from old catalog] · Chicago, Popular mechanics · leaf 17
t the inside diameter is 7 in. and then rivet tbe Ream. I round i> I •■ c e Of Bbeel iron t,.r the bot- i<mi. Make a bole a linn! the size of ■ shilling in the Side ^ in. from the hoitorn. This isfor the pur-pose of blow-big. Line thefurnace, bot«t o in a n dsides, withfireclay to adepth of… … Brass Fnrnace on No. 1, you have the current of one bat-tery; when A is on No. 2 you receive thecurrent from two batteries; when on No. 3from three batteries; when on No. 4 fromfour batteries, and when on No. 5 from five batteries. More batteries may be con-nected to each point of switch B. I have…
Handicraft · Amusements
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