donations and kxchanges. 723 



Carnegie Institution of Washington — 



Department of Experimental Evolution : Annual Report of 

 the Director, 1910[Report from Year- Book No.9]. 

 Smithsonian Institution — 



Annual Report of the IJoard of Regents for the Year ending 

 June 30th, 1909(1910). 



U. S. Department of Agriculture — 



Bureau of Animal Industry. Bulletin, Nos.39 Parts xiv., 

 xix., XX., xxvi.-xxxii., 124, 125 Pt. 1.(1906-10). 



Bureau of Biological Survey. JiuUetin, Nos.31, 34, 35(1910). 

 Circular, Nos.74-75(1910). 



Bureau of Chemistry. Circular, Nos.56, 58-60(1910). 



Bureau of Entomoloijy. Bulletin, Nos.64, Pt.ix.( contents, Ac. ), 

 75(contents,&c.), 80 Pts.vi.-viii.,82Pts.vi.-vii., SS.Pts.i., iv., 

 vii.(contents,&c.), 86,88,90 Pts.i.-iii., 91, 93, 94 Pt.i., 95 Pts. 

 i.-ii., 96 Pts.i.-iii., 97 Pts.i.-iii., 99 Pt.i. (1910-11) Circular, 

 Nos.122, 123, 125, 127-142(1910-11) Report of the Ento- 

 mologist for 1910(1911)-Technical Series, No. 16 Pt.iv., 

 19 Pt.iii., 20 Pts.i.-iv., 21(1910-11). 



Bureau of Plant Industry. Bulletin, Nos.171, 172, 178, ISO- 

 ISO, 190, 191(1910) -Circular, Nos.60-61(1910). 



Bureau of Soils. I5ulletin, Nos.67, 69, 70, 72(1910). 



Farmers' Bulletin, Nos.401-402, 404, 406, 408, 409, 411-413, 

 415,-^17,-118, 444,459(1910-11). 



Forest Service. Bulletin, No.81(1910) — Circular, Nos.59(?-.^, 

 169, 171,178, 180, 181(1907-10). 



Office of Experiment Stations. Bulletir, Nos.227-228(1910) — 

 Circular, Nos.98,102(1910)- Experiment Station Record, 

 xxii.,7-8 and Index No.l; xxiii.,1-2, 5(1910). 



Office of Public Roads. Circular, No.92(1910). 



Office of the Secretary. Circular, No.37( 1911). 



Year-Book, 1910(1911) — Year-Book Separates, Nos.531, 537 

 (1911). 



U. S. Geological Survey — 



Bulletin. Nos.381, 425-427, 429-430, 432-447, 453,465(1910- 

 11). 



