![](http://www.alamy.com/thumbs/6/1FE9442D-0905-4281-B10D-96F96FAD9511/HBXCDN.jpg)
Image taken from page 321 of 'A Text-book of Ore and Stone Mining ... With frontispiece and 716 illustrations' Image taken from page 321 of 'A Text-book of Ore
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Photo credit: © Classic Collection / Alamy / Afripics
License: Licensed
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Keywords: &, ancient, antique, blackletter, bldigital, book, books, borders, bygone, calligraphic, calligraphy, clement, cover, date:1894, draw, drawing, font, foster, historic, history, illustration, image, le, letter, lettering, manuscript, map, medium, neve, ornate, page, page:321, pages, public_domain, pubplace:london, scan, sherlocknet:category=diagrams, sherlocknet:tag=, sherlocknet:tag=engine, sherlocknet:tag=hole, sherlocknet:tag=line, sherlocknet:tag=main, sherlocknet:tag=mill, sherlocknet:tag=number, sherlocknet:tag=plate, sherlocknet:tag=process, sherlocknet:tag=rock, sherlocknet:tag=side, sherlocknet:tag=similar, sherlocknet:tag=total, sherlocknet:tag=water, sherlocknet:tag=weight, sir, sketch, sysnum:001275772, vintage, vol:0