POPULAR TECHNOLOGY;
OR,
PROFESSIONS AND TRADES.
BY EDWARD HAZEN, A. M.,
AUTHOR OF
"THE SYMBOLICAL SPELLING-BOOK," "THE SPELLER ANDDEFINER," AND "A PRACTICAL GRAMMAR."
EMBELLISHED WITH EIGHTY-ONE ENGRAVINGS.
IN TWO VOLUMES.
VOL. I.
NEW YORK:
HARPER & BROTHERS, PUBLISHERS.
Entered, according to Act of Congress, in the year 1841, by
Harper & Brothers,
In the Clerk's Office of the Southern District of New York.
CONTENTS
OF
THE FIRST VOLUME.