Handbook for carpet measurers, cutters and salesmen (1905)
Lind, John W[ilhelm], 1861- [from old catalog] · New York, G. Lundoe, The American carpet and upholstery journal · leaf 75
n the tape onthe line; go back and pull up the awl, taking care not to disturb the line; fasten the ring end of the line at A; bring it over the part of the tape already laid out; move it up or down until the marks on both parts touching each other correspond; when 20 is subtracted from the first… … SIMPLE GEOMETRICAL PROBLEMS 61
Carpets
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![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-59-35.webp)
