ORGANIZATION OF THE 
UNITED STATES DEPARTMENT OF AGRICULTURE 
July 12, 1929 
seerciary, ofA gricultur@i.~. ten eee Rt ArtHuR M. Hyps. 
SASSESLOML US COT CURT aaa a es ge R. W. Dunuap. 
Directorof, Seveniifie! W orkut f2  e A. F. Woops. 
Director.of Regulatory W orkzs22- =2 =-~-=b. WALTER G. CAMPBELL. 
Dizecior of Katension Wotka.— = 2-4. Lt. C. W. WARBURTON. 
Director of Personnel and Business Admin- W. W. STOCKBERGER. 
estration. 
Dimectory Of ATfOTMAMONs = a2 a eae M. 8. EISENHOWER. 
INOWGALO THs gee ae we SE SE ee I te a ete R. W. WILLiaMs. 
ECOL ECT MERU COAL Steamer et es IS els Ws aie CHARLES F. Marvin, Chief. 
EB UTCLUGO fs ANNO Ah VdUstT yn x2 8 wt 3 JOHN R. Mouusr, Chief. 
Poirewupoy. Darry Indusiry=t..~ 2.2522 O. HE. REED, Chief. 
metal Of Tr lagi. A naustnipe. 2) bs oe gt Wiuiiam A. Tayuor, Chief. 
WROECSIADS CEULCG sees ort nepal 5 NA oes oy ey Weed Ss R. Y. Stuart, Chief. 
Bureau of Chemisiry and Soils.____-------- H. G. Knieut, Chief. 
USURCOAR Of ALMLOMOLOG Ys ose eh eg ho Sh G. L. Maruatt, Chief. 
Bureau of Biological Survey_______---_---- Paut G. REepineton, Chief. 
Bumecan of Public teoadsi.. — foe ee ey eh Tuomas H. MacDonanp, Chief. 
Bureau of Agricultural Economics_______-_-- Nits A. Ousen, Chief. 
Buran of. omecBeonomnes — 5 8 Fe LovIsE STANLEY, Chief. 
Plant Quaraniine and Control Administration. C. L. Maruatt, Chief. 
Grain Futures Administration___._._------- J. W. T. Duvet, Chief. 
Food, Drug, and Insecticide Administration.. WautTER G. CAMPBELL, Director of 
Regulatory Work, in Charge. 
Office of Ha periment Stations. = 2 Se EK. W. Auuen, Chief. 
Office of Cooperative Extension Work__-____- C. B. Smita, Chief. 
LG BYF TD. Ss Se SE Ee ee Me ee A CLARIBEL R. Barnett, Librarian. 
This bulletin is a contribution from 
EORESE PO OTULCC eA Dt ick, 5 <2 As Heh gaat aes Re Yo Suan. Chap 
CALCD OF CECOSCOUGH poe — Soa eee ae Ear_e H. Cuapp, Assistant Forester, 
in Charge. 
Office of Forest Experiment Stations KE. N. Muwnwns, in Charge. 
California Forest Experiment E. 1. Kotox, in Charge. 
Station. ¢ 
36 
U.S. GOVERNMENT PRINTING OFFICE: 1929 + 
