P 
4 
Rumänien — Serbien — Bulgarien — Griechenland — Vereinigte Staaten 1055 
Chicago. 
Field Museum of Natural History. Z 
Publications. N. 206. 1921. 
University of Chirayo. 
The Botanical Gazette. Vol. 70, N. 5-6. | 
Vol.71,N. 1-6. Vol.72, N. 1-4. 1920- 
21. 
The Astrophysical Journal. Vo1.52, N.3-5. 
Vol. 53, N. 1-5. Vol. 54, N. 1-2. 
1920-21. 
The Journal of Geology. Vo01.28, N.7-8. 
Vol. 29, N. 1-7. 1920-21. 
Concord, N.H. 
Bulletin of the Archaeological Institute of 
America. Vol.4, N.4. 1913. 
American Journal of Archreology. Ser. 2. | 
The Journal of the Archaeological 
Institute of America. Vol.23. Vol. 24, | 
N.4. Vol. 25, N.1-3. 1919-21. | 
Des Moines. 
lowa Geological Survey. 
Annual Report. Vol. 25. 1914. 
Easton, Pa. 
American Chemical Society. 
Journal. Vol.42,N.11-12, V0].43, N. 1-7. | 
1920-21 
Granville, Ohio. 
Denison University. 
Bulletin of the Seientifie Laboratories. 
Vol. 18, Art. 1-7. Vol.19, Art. 1-8. 
1916-19. { 
Iowa City. 
State University of Iowa. | 
Studies in child welfare. Vol.1,N.5. 
1921, 
Lancaster, Pa. 
Marine Biolugical Lahoratory. 
Bio!ogical Bulletin. Vol. 29, N.2-6. Vol. 
30-39. 1915-20. 
Madison, Wis. 
Wisconsin Geological and Natural History 
Survey. | 
Bulletin. N. 28. 35-37. 42. 44. 45. 55. 57. 
58. 1913-20. 
Soil Maps. 28-32. 37-40. 1913-20. 
, The American Journal of Science. 
Milwaukee, 
Publie Museum. 
Bulletin. Vol.2, N. 2. 1920. 
Annual Report. 19-28. 1900-10. 
Wisconsin Natural History Society. 
Occasional Papers. Vol. 1, N. 3. Vol. 3. 
1890-96. 
New Haven. 
American Oriental Society. 
Journal. Vol. 35, P.4. Vol. 36, P.3. Vol. 
37-41. 1917-21. 
Ser. 4. 
Ser.5. Vol.1, N. 1-6. 
Ind. to Vols. 41-50. 
Vol. 50, N. 300. 
Vol. 2, N. 7-11. 
1920-21. 
New York. 
Academy of Sciences. 
Annals. Vol. 25, S. 309-416. Vol. 27, 
S.245-336. Vol. 28, S. 1-200. Vol. 29, 
S. 1-139. 1917-21. 
American Association for international (on- 
ciliation. 
Documents. 1917-20. 
Amrrican Gengraphical Sneiety. 
The Geographical Review. Vol. 9,N.4. 
Vol. 10, N. 1. 2.4-6. Vol. 11, N.1.3.4. 
1920-21. 
American Mathemnti: al-Soriery. 
Bulletin. Vol. 23-26. Vol. 27, N. 1-8. 
1917-21. 
Transactions. Vol. 17,N.4. Vol. 18-21. 
Vol. 22, N. 1-2. 1916-21. 
Columbian University. 
Ernest Kempton Adams Fund for phy- 
sical research. 
Publication. N. 9. 1920. 
The Journal of Conational Law. 
N, 1. 192]. 
Vol. 2, 
Oberlin, Ohio. 
Wilson Ornithologi: al Club. 
TheWilson Bulletin. Vol.32,N.3-4. 1921. 
Philadelphia. 
Academy of Natural Scirnces. 
Journal. Ser.2. Vol. 16, Pt.2-4. 1915-18. 
Proceedings. Vol.6b, Pt.2-3. Vol.67-71. 
Vol. 72, Pt. 2-3. 1914-21, 
