Duplicate Old Books for Sale. 



BiGELOW, J. Florula Bostoniensis (1814) (2 copies) per copy $5-oo 



Guide to Nature. Vols. I and II. Complete $1.50 



Publications 



NiEUWLAND, J. A. Some Reactions of Acetylene, 1904 pp. 160 S .75 



" " Some Linnaean Trivial Names. 1911. pp. 26 15 



" " The Laboratory Aquarium, Notes on Seedlings of 



Bloodroot. 1910. pp. 16 15 



" " Notes on Collecting and Growing Algae for Class- 

 work. 1909. 13 pp 10 



" " Our Amphibious Persicarias, I., II., 191 1. 63 pp. .30 



Hahn, \V. Analytic Study of Faunal Changes in Indiana, 2 plates, 



1910, 27 pp 15 



Greene, E. L. Certain Aspects of the Species Question. 1910. 19 pp. .ic 



" " Bubani's Flora Pyrenaea. 1911. 19 pp 10 



" " Antennaria i^ the Middle West. 1911. 17 pp 10 



KiRSCH, A. M. Biological Study of Noctiluca. i plate. 1909. 8pp... .10 



" " Fresh Water Sponges of the United States, 1909, 10 pp. .10 



Reprints 



R.AFINESQUE, C. S. Neogenyton, (1825). 25 



RaFinESQUE, C. S. The Natural Family of the Carexidcs (1840) ,so 



RafinesquE, C. S. Scadiography or 100 Genera of Ombelliferous 



Plants etc. (1840) 1.5'^ 



Vol. I. American Midland Naturalist, pp. 293. 17 plates, $1.50. A 

 limited number of copies of Vol. I. & II. may be still supplied to the libraries, ' 

 of Universities free of charge, on payment of postage (25 cts.) New sub- 

 scribers to Vol. III. that have not Vol. I. & II. may receive these for 

 payment of postage (25cts.). 



Wanted 



Volume 13. Report of St. Louis Botanical Garden. 

 Lloyd, C. G. Mycological Notes. Vol. I. No. 13. 

 Gu'de to Nature. Vol. IV, Nos. 2, 3, 4, S. Vol. Ill, N >s. 3. 5, ro. 

 Midland Naturalist No. i, 2, 3, vol. III. (Will pay cash or send a year's 

 subscription for every copy of No. 1.) 



