Dyeing and calico printing : including an account of the most recent improvements in the manufacture and use of aniline colours : illustrated with wood engravings and numerous specimens of printed and dyed fabrics (1876)
Crace-Calvert, F. (Frederick), 1819-1873, Stenhouse, John, 1809-1880, Groves, Charles Edward, 1841-1920 · Manchester : Palmer & Howe ; New York : J. Wiley and Son · leaf 382
ided into two parts, consequently, whenthe liquids are equally coloured, there will be a uniformcoloration of the disc. An instrument on this principle,devised by Mr. .R. P. Wilson, is now employed in testingthe value of petroleum, with the difference, however, thatthe colour of the standard is… … ^feB^a mM///m/MMW///m///mm//m^^^^^ Fig. 14.are attached side by side to the hinged lid of the box, andfilled with the two liquids, the colours of which are to becompared; ^ is a mirror by which the light is reflected andcaused to pass through the two tubes, where It is received .if r^-o m-.a I 346…
Crace-Calvert, F. (Frederick), 1819-1873 · Dyes and dyeing · Calico-printing · Textile printing · Coal-tar colors
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