The MECHANICAL department contains ONE HUNDRED New Inventions and
Discoveries, with 14 _Engravings_.
CHEMICAL, SEVENTY articles, with 2 _Engravings_.
NATURAL HISTORY, 135 New Facts and Discoveries, with 7 _Engravings_.
ASTRONOMICAL and METEOROLOGICAL PHENOMENA--35 articles--6 _Engravings_.
AGRICULTURE, GARDENING, and RURAL ECONOMY, 30 _pages_.