Image from Watt's 1782 patent as engraved for Muirhead's book.
Creative Commons LicenseJeremy Norman Collection of Images - Creative Commons
Image from Watt's 1782 patent as engraved for Muirhead's book. Muirhead reproduced far higher quality images of the patent drawings than were later reproduced by British government, and, his book was printed on high quality paper throughout.
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