Smith, A. D.
The development of rates of postage : an historical and analytical study / by A. D. Smith. - London : G. Allen & Unwin, 1917. - xii, 431 p. : ill. ; 23 cm. - Studies in economics and political science ... no. 50 in the series of monographs by writers connected with the London school of economics and political science .
includes index.
18002506
Postal rates.
HE6125 / .S6
383.4 / SMD
The development of rates of postage : an historical and analytical study / by A. D. Smith. - London : G. Allen & Unwin, 1917. - xii, 431 p. : ill. ; 23 cm. - Studies in economics and political science ... no. 50 in the series of monographs by writers connected with the London school of economics and political science .
includes index.
18002506
Postal rates.
HE6125 / .S6
383.4 / SMD