including all which are known to exist in the United States and British provinces, and having the towns, counties, and districts in each state and province : arranged alphabetically. With an appendix, containing additional localities and a tabular view

comprehending its earliest investigations, and modern practice and art. Designed as a history for the common reader, and guide to the student of the art. ; in three parts. containing an account of the various attempts in the Art of Flying by Artificial Means, from the Earliest Period down to the Discovery of the Aeronautic Machine by the Montgolfiers, in 1782, and to a later Period. With a brief history of the author's fifteen years' experience in aerial voyages ; also, full instructions in the art of making balloons, parachutes, etc. etc., as adapted to the practice of aerial navigation, and directions to prepare experimental balloons

experiments and adventures in the atmosphere

to which is appended a special report on the correlation of the coal measures in Western Pennsylvania and Eastern Ohio

Vol I. 1. cellular cryptogamous plants, fungi, thalassophytes. 2. vascular cryptogamous plants, calamariae, filicaceae (ferns.) ; Vol II. 1. lycopodiaceae. 2. sigillariae. 3. gymnosperms