A TREATISE ON OPTICS. By SIR DAVID BREWSTER, K.H., D.C.L., V.P.R.S. Edin., Associate of the National Institute of France, Honorary Member of the Imperial Academy of St. Petersburg, and of the Royal Academy of Sciences of Berlin, Vienna, Stockholm, Copenhagen, Göttingen, &c. A New Edition, revised throughout.
London: LONGMAN, BROWN, GREEN & LONGMANS.
Just published, pp. 720, plates 24, price 21s.
A HISTORY OF INFUSORIAL ANIMALCULES, living and fossil, with Descriptions of all the Species, and Abstracts of the Systems of Ehrenberg, Dujardin, Kützing, Siebold, &c. By ANDREW PRITCHARD, ESQ., M.R.I.
Also, price 5s.,
A GENERAL HISTORY OF ANIMALCULES, with 500 Engravings.
Also, price 8s. 6d.,
MICROGRAPHIA, or Practical Essays on Microscopes.
London: WHITTAKER & CO., Ave Maria Lane.