The Neustadt Method 119
b. Of Air-dried Peat--Lithuanian Process 120
c. Of Hot-dried Peat--Gwynne's Method; Exter's Method 121
Elsberg's Process 125
B. Condensation without Pressure 127
a. Of Earthy Peat 128
Challeton's Method, at Mennecy, France 128
" " Langenberg, Prussia 130
Roberts' " Pekin, N. Y. 132
Siemens' " Boeblingen, Wirtemberg 134
b. Condensation of Fibrous Peat--Weber's Method; Hot-drying 135
Gysser's Method and Machine 140
c. Condensation of Peat of all Kinds--Schlickeysen's
Machine 144
Leavitt's Peat Mill, Lexington, Mass 146
Ashcroft & Betteley's Machine 148
Versmann's Machine, Great Britain 150
Buckland's " " 151
14. Artificial Drying of Peat 152
15. Peat Coal 157
16. Metallurgical Uses of Peat 162
17. Peat as a Source of Illuminating Gas 165
18. Examination of Peat with regard to its Value as Fuel 167

INTRODUCTION.

In the years 1857 and 1858, the writer, in the capacity of Chemist to
the State Agricultural Society of Connecticut, was commissioned to make
investigations into the agricultural uses of the deposits of peat or
swamp muck which are abundant in this State; and, in 1858, he submitted
a Report to Henry A. Dyer, Esq., Corresponding Secretary of the Society,
embodying his conclusions. In the present work the valuable portions of
that Report have been recast, and, with addition of much new matter,
form Parts I. and II. The remainder of the book, relating to the
preparation and employment of peat for fuel, &c., is now for the first
time published, and is intended to give a faithful account of the
results of the experience t