"The first in a series of detailed studies of the history of prices in the Philadelphia area ... The purpose of this study is to make available ... the wholesale prices of commodities bought and sold in Pennsylvania between 1720-1775."--Pref.
Bibliography: p. 434-438.
Microfiche. Chicago : Library Resources, 1970. 1 microfiche ; 8 x 13 cm. (Library of American civilization ; LAC 11692)