The naval architect's and shipbuilder's pocket-book of formulae, rules, and tables and marine engineer's and surveyor's handy book of reference (1884)
Mackrow, Clement · London, C. Lockwood and co. · leaf 162
T = 12x35 for salt water: T = 12x36 for fresh water. 154 COEFFICIENTS OF FINENES; Jlethfld of Constonotion.—This curve is also constructed in asimilar manner to the two foregoing curves, with the exceptionthat the ordinates represent to scale the tons per inch of im-mersion at the respective…