16 SEPTEMBER 1905, Page 25

Quirk Calculator. By R. Klein. (G. Routledge and Sons. 2s.

6d. net.)—These tables "are intended to facilitate the quick reduction of all sorts of prices, rates of freight, Customs-duties, as well as other charges, from any one into any other of the different systems of currency and weight contained in this book." The systems so contained are ,those of France, Austria, Germany, Scandinavia, Holland, Russia, U.S.A., and the United Kingdom.