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An Economic History and Practical
PETER TRACY DONDLINGER, Ph. D.
Formerly Professor of Mathematics in Fairmount College
WILLIAM GRAHAM SUMNER, LL.D.
Pelatiah Perit Professor of Political and Social Science
in Yale University,
THIS BOOK IS DEDICATED
for his guiding instruction and the encouragement received from his friendship and sterling character link the volume with the hon
ored name of one of the greatest lights of our generation