272 



SCIENCE 



[Vol. LV, No. 1420 



DOCTORATES CONFERRED IN THE SCIENCES BY AMERI- 

 CAN UNIVERSITIES 



•12 '13 '14 '15 '16 '17 '18 '19 '20 '21 



Chii 



37 



10 28 53 53 39 55 



42 



Cornell 28 30 36 26 24 38 30 2 



Columbia 36 27 21 27 34 37 24 1 



Yale 21 19 13 20 21 25 9 



Harvard 15 22 28 33 16 39 15 1 



California 12 9 11 16 17 23 16 1 



Johns Hopkins _ 23 21 18 23 22 21 7 



Illinois 15 11 13 17 26 21 23 1 



Wisconsin 14 5 17 8 22 17 16 



Minnesota 2 2 3 4 7 9 10 



Ohio State 5001287368 



Princeton 7774 19 583 10 8 



Iowa 3222239457 



Mass. Inst. Tech. 6122344187 



Michigan 8 10 5 15 10 13 8 4 9 7 



Clark 6 13 7 10 9 12 4 5 4 6 



Pennsylvania — 9 9 5 11 16 7 10 8 5 5 



Stanford - - 3522040245 



Brown 4145239224 



Nebraska 0213021204 



New York 2313060224 



Radclille 0000010113 



Washingt'n Univ. 131502 2 133 



Bryn Mawr 3020321112 



Cincinnati 12 2 2 1112 2 



Geo. Washington 2124583392 



N. Carolina 0012201102 



Pittsburgh 1504051222 



Catholic 1002124011 



Indiana 4124324151 



, Kansas 0000000011 



Syracuse 0000004021 



Missouri 0111323020 



Northwestern ___ 0001332000 



Noire Dame __-. -01000 



Washington .-.--01000 



Virginia .— 2210210010 



Boston 1200010000 



Totals 273 234 241 309 332 372 293 180 323 332 



DOCTORATES DISTRIBUTED ACCORDING TO SCIENCES 



'12 '13 '14 '15 '16 '17 '18 " '19 '20 '21 



Chemistry 78 68 71 85 115 108 75 54 96 134 



Zoology 20 26 25 32 33 30 3* 24 38 36 



Botany 30 23 34 40 36 37 39 23 43 29 



Physics 30 22 23 31 35 32 17 18 19 28 



Psychology 29 24 12 22 19 32 30 21 38 26 



Bacteriology 6 3 6 4 4 11 11 6 7 19 



Mathematics 22 21 25 23 34 30 23' 7 19 16 



Geology 23 14 13 26 17 24 14 5 17 11 



Physiology 12 2 3 8 14 18 11 1 13 8 



Astronomy 2 11 2 7 6 5"0 1 4 5 



Geography 0103331035 



Anatomy 6125135034 



Anthropology -- 0326142024 



Agriculture 11 8 9 9 6 19 18 12 8 3 



Metallurgy 0001101102 



Engineering 2042254151 



Pathology 2212268631 



Mineralogy 0001000000 



Meteorology 0000011000 



Paleontology 0042340000 



Trials 273 234 241 309 332 372 293 180 323 332 



Theses Distributed According to Subject 

 Agriculture 



Cornell: Cli.Ti'les Loring Allen, "Effect of age 

 of sire and dam on the quality of offspring in 

 dairy cows. ' ' 



Illinois : Jacobus Stephanus Marais, ' ' Compara- 

 tive agricultural value of phosphates of 

 aluminium, iron and calcium. ' ' William Bar- 

 bour Nevens, "Amino acid content and nutri- 

 tive value of pro teins of cottonseed meal. ' ' 

 Anatomy 



Minnesota: Leroy Adelbert Calkins, " Morpho- 

 metry of human foetus with special reference 

 to obstetric dimensions of the head. ' ' Homer 

 Barker Latimer, "Postnatal growth of the 

 body. Systems and organs of the single-comb 

 Leghorn chicken. ' ' John Charmley MeKinley, 

 "Intraneural plexus of fasciculi and fibers in 

 the sciatic nerve. ' ' Hjalmar Laurits Osterud, 

 "Postnatal growth and development of repro- 

 ductive tract in female albino rat." 

 Anthropology 



C.A.LIFOKNIA : Guy Montgomery, ' ' Studies in prim- 

 itive folksong. ' ' Eda Lou Walton, ' ' Navaho 

 traditional poetry. ' ' 



Harvard: Andrew Af3eek Kerr, "Similarities in 

 material culture between old and new world." 

 Samuel Kirkland Lothrop, "Ceramics of north- 

 ern Costa Pica and western Nicaragua. ' ' 

 Astronomy 



California: Priscilla Fairfield, "Indeterminate 

 cases of the orbit problem. ' ' Hamilton Moore 

 Jeifers, "Investigation of the orbits of the 

 two components of Taylor's comet (1916 I)." 

 Jessica May Young, ' ' Cause of the non- 

 appearance of certain periodic comets on their 

 predicted returns. ' ' 



Chicago: Alice Hall Farnsworth, "Comparison of 

 photometric fields of 6-inch doublet, 24-inch 

 refl.eetor and 40-inch refractor with some inves- 

 tigation of the astrometrie field of the re- 

 flector. ' ' Edison Pettit, ' ' Form and motions 

 of solar prominences. ' ' 



Bacteriology 



CALiFORNLi: Laurence Fleming Foster, "Growth, 

 viability and metabolism of Streptococcus 

 hemolyticus. ' ' 



Chicago: Paul Eoberts Cannon, "Effects of diet 

 on the intestinal flora. ' ' John Everett Gordon, 

 ' ' I. Eelationship of pneumococcus to acute 

 infections of upper respiratory tract in man. II. 

 Gram negative cocci in acute infections of the 

 upper respiratory tract. ' ' Bernard Wernick 

 Hammer, "Volatile acid production of S. lac- 



