Verzeichnis eingegangener Schriften. 
IX 
XIII. Nord-Amerika. 
Buffalo: Society of Natural Science. 
Bulletin. 9,1- 2. 
Cambridge : Harvard University. Contributions from the 
physikal Laboratory 5. 6. 
Chapel Hill (N. C.): Elisha Mitchell Scientific Society. 
Journal 24. 25. 
Cincinnati (Ohio): The Lloyd Library. Bulletin 10. 11. 
Kansas: University. 
Bulletin Vol. 4. No. 7—20. 
St. Louis: Academy of Sciences. 
Transactions 17. 18. 
Madison: Wisconsin Academy of Sciences arts and letters. 
Transactions 16. 
Massachusetts: Tufts College. Studies 2. 
Milwaukee (Wisconsin): Natural History Society. 
Occasional Papers. 
— Public Museum. 
Annual Report 26. 
Minneapolis: Minnesota Academy of natural Sciences. 
Bulletin. 
Missouri: Botanical Garden. Report 19. 20. 
Montana: (Missoula) University. 
Register 1907/08. 1908,09. 
Bulletin. Geological Series. 
New-York: Academy of Sciences. 
Annals 18. 19. 
— New-York State Museum. 
Report 59—61. 
Philadelphia: Academy of Natural Sciences. 
Proceedings 60. 61. 
Rochester: Academy of Sciences. Proceedings 4. 
Rock Island (Jll.): Augustana Library. Publications. 
Urbana (Jll.): State Laboratory of Natural History. 
Bulletin 7,10. 8,1—8. 
Washington: Academie of Sciences. 
Smithsonian Institution. Bulletin 61—66. 
Report 1908. 
