PROGRESSIVE DISCOVERIES AND IMPROVEMENTS
REGIUS PROFESSOR OF NATURAL HISTORY, LECTURER ON MINERALOGY, AND KEEPER OP
THE MUSEUM IN THE UNIVERSITY OF EDINBURGH ;
Fellow of the Royal Societies of London and Edinburgh ; Honorary Member of the Royal Irish Academy; of the
Royal Society of Sciences of Denmark; of the Royal Academy of Sciences of Berlin ; of the Royal Academy of
Naples; of the Geological Society of France; Honorary Member of the Asiatic Society of Calcutta ; Fellow of
the Royal Linnean, and of the Geological Societies of London ; of the Royal Geological Society of Cornwall, and
of the Cambridge Philosophical Society ; of the Antiquarian, Wernerian Natural History, Royal Medical, Royal
Physical, and Horticultural Societies of Edinburgh ; of the Highland and Agricultural Society of Scotland ; of
the Antiquarian and Literary Society of Perth ; of the Statistical Society of Glasgow ; of the Royal Dublin
Society; of the York, Bristol, Cambrian, Whitby, Northern, and Cork Institutions ; of the Natural History So-
ciety of Northumberland, Durham, and Newcastle ; of the Imperial Pharmaceutical Society of Petersburgh ; of
the Natural History Society of Wetterau ; of the Mineralogical Society of Jena ; of the Royal Mineralogical So.
ciety of Dresden; of the Natural History Society of Paris ; of the Philomathic Society of Paris ; of the Natural
History Society of Calvados ; of the Senkenberg Society of Natural History; of the Society of Natural Sciences
and Medicine of Heidelberg ; Honorary Member of the Literary and Philosophical Society of New York ; of
the New York Historical Society; of the American Antiquarian Society; of the Academy of Natural Sciences of
Philadelphia ; of the Lyceum of Natural History of New York ; of the Natural History Society of Montreal ; of
the Franklin Institute of the State of Pennsylvania for the Promotion of the Mechanic Arts ; of the Geological
of the Boston Society of Natural History of the United States ; of the South African
Institution of the Cape of Good Hope ; Honorary Member of the Statistical Society of France ; Member of the
Entomological Society of Stettin, &c. &c. &c.
OCTOBER 1843. .... APRIL 1844.
TO BE CONTINUED QUARTERLY.
ADAM & CHARLES BLACK, EDINBURGH:
LONGMAN, BROWN, GREEN & LONGMANS, LONDON.