Note 193 — A CYCLOPÆDIA OF PRACTICAL RECEIPTS, PROCESSES, AND COLLATERAL INFORMATION (continued 16)
Reading edition
By taking the ‘parts’ ordered in this and the other formulæ as so many 1⁄4 lbs., lbs., 1⁄4 cwts., or cwts., the proportions of each ingredient for any quantity of blacking, from a 1⁄4 of a lb., or a 1⁄4 pint, up to 2 tons, or nearly 450 galls., will be at once seen; and so on of even larger quantities. See Concluding Remarks (infrà).