Tables shewing the relative strengths of spirituous liquors, the proportions of a stronger and weaker spirit to produce a third or intermediate streng(...)

Tables shewing the relative strengths of spirituous liquors; the proportions of a stronger and weaker spirit to produce a third or intermediate strength ; the loss by concentration in reducing; the weight of spirits at different strengths, specific gravity, &c., &c., &c. With directions. Title page and introductory text in French and English.