SECTION VII.— PERIODICALS.

Chemisch-okonomisches Taschenbuch auf 1804, 1805 . . . 1812. Herausgegeben von Carl Friedrich Richter. — vols. Chemnitz, 1805-13.
MiImorial des poudres et des salpetres, publics par soins du Service des poudres et salpetres, avec I'autorisation du Ministre de la guerre. 3 vols, (iii-v), 8vo. Paris, i890-'92-j-
The Memorial was changed to a periodical in 1890. Vol. I was issued in 1882, II in 1889.
SUBJECT-INDEX.
This index is limited to special topics and does not include works of an encyclopedic character.