This page has been validated.

xiv

Experiments accurately made on White Soap, upon a small scale, with a Calculation of the Expence, Profit, &c. attending the same; and a Table, shewing at one view the neat Amount of Duties to be paid to the Excise on any number of inches in the frame, from one to one hundred, and by which any other quantity, or number of inches, may be discovered.

For the benefit of those who may not be acquainted with casting up the same, a specimen of the work is also subjoined.

I then enter upon the operation of Soft Soap, exhibiting and explaining several makings as they actually took place, with descriptions of leys, &c.