72 T I T L E S OF O R I G I N A L P A P E R S

TITI.F-S OF ORIGINAL PAPERS By DAVID WESSON

I n the pages i m m e d i a t e l y f o l l o w i n g a re l is ted all o r i g ina l pape r s on

Oils and F a t s tha t appea red in t w o of our w e l l - k n o w n c o n t e m p o r a r i e s

d u r i n g 1926. T h e s e , t o g e t h e r w i t h the paper s tha t h a v e been pub l i shed

in JOURNAL OF OIL AND FAT INDUSTRIES, cove r v e r y comple te ly the b e a

l i t e r a tu re on this sub jec t d u r i n g the pas t year .

I N D U S T R I A L A N D E N G I N E E R I N G C H E M I S T R Y , 1925

A C I D : Determination of Free Fatty in Bodied Linseed Varnishes and Oils. L. M. Larsen and W. J. Young 277

A L K A L I : Determinations, Use of Iron or Nickel Crucibles for . . . . . . . . . . . . . . . . . . . . .

A. W. Epperson and R. B. Rudy 35 Free--in Silieated Soaps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A. Edeler 196 Solutions. See Solutions.

CATALYSIS:He te rogeneous , II--Hydrogenation of Marine Oils . . . . . . . . . . . A. S. Richardson, C. A. Knuth, and C. H. Milligan 80

E N G I N E S : Ethylene Glycol. A Contribution of Chemistry to the Antifreeze Problem . . . . . . . . . . . . . . . . . . . . . . . . G. O. Curme, Jr., and C. O. Young 1117

F A T S : Butter--Produced on Summer Feeds. Vitamin Potency of Cod-Liver

Oils--XI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A. D. Holmes 75 Butter, Spontaneous Decomposition of . . . . . . . . . . . . . . . . . . . . . C. A. Browne 44 Measurement of Susceptibility of-- to Oxidation . . . . . . . . . . . . . . . . . . . . . . . . .

G. R. Greenbank and G. E. Holm 625 GLYCEROL, Freezing Points of--and Its Aqueous Solutions . . . . . . L. B. Lane 924 GLYCEROL---Water and Glycerol--Water--Sodium Chloride Systems, Vapor

Pressures of . . . . . . . . . . A. R. Cart, R. E. Townsend, and W. L. Badger 643 H Y D R O G E N A T I O N of Marine Oils. Heterogeneous Catalysis--II . . . . . . . .

A. S. Richardson, C. A. Knuth, and C. H. Milligan 80 H Y D R O G E N P E R O X I D E , Evolutions of--by Oils on Exposure to Light . . . . .

G. F. A. Stutz, H. A. Nelson, and F. C. Schmutz 1138 R A P I D M E T H O D for Determination of Carbon .Monoxide in . . . . . . . . . . . . ~ ; . .

A. T. Larson and C. W, Whittaker 317 P I G M E N T S , Yellow and Brown, Effect of upon the Rate of Oxidation of

Linseed Oil . . . . . . . . . . . . . . . . . . ; . . F . H . Rhodes and J. D. Cooper, Jr. 1255 LIPOIDS, Extraction and Estimation of-- in Cereal Products . . . . . . . . . . . . . . .

O. S. Rask and I. K. Phelps 187 C H I N E S E WOOD, Oxidation of . . . . . . . . . . . . . F. H. Rhodes and T. T. Ling 508 COD-LIVER OILS, Vitamin Potency of, XI--But ter Fats Produced on

Summer Feeds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A. D. Holmes 75 DRYING, Control Method for Boiling . . . . . . . . . . . . J. S. Long and J. G. Smull 138 E V O L U T I O N OF H Y D R O G E N P E R O X I D E by Oils on Exposure to Light.

G. F. A. Stutz, H. A. Nelson, and F. C. Schmutz 1138 L I N S E E D :

Comparison of Monel and Copper Kettles in Boiling . . . . . . . . C. Fichandler 478 Determination of Free Fatty Acid in Bodied--and Varnishes . . . . . . . . . . . . .

L M. Larsen and W. J. Young 277 Effect of Yellow and Brown Iron Oxide Pigments upon the rate of Oxida-

tion of . . . . . . . . . . . . . . . . . . . . . . . . . . F. H. Rhodes and J. D. Cooper, Jr. 1255 M A R I N E OILS : Heterogeneous Catalysis. II--Hydrogenation of . . . . . . . . .

A. S. Richardson, C. A. Knuth, and C. H. Miltigan 80 P A I N T : Effect of Yellow and Brown Iron Oxide Pigments upon Rate of

Oxidation of Linseed Oil . . . . . . . . F. H. Rhodes and J. D. Cooper, Jr. 1255

INDEX TO PAPERS

S O A P S : Detergent. Efficiencies of, Test for Comparing . . . . . . . . . . . . . R. M. Chapin 461 Fundamental Principles of Detergent Action Revealed by the .Graphite Test.

R. M. Chapin 1187 Silicated, Free Alkali in . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W. Edeler 196 Some Effects of Age on Soap Solutions . . . . . . . . . . . . . . . . . . . . . R. M. Cobb 1134

(Correction, 1295) S O D I U M C H L O R I D E : Vapor Pressures of Glycerol--Water and Glycerol--

Water-Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A. R. Carr, R. E. Townsend, and W. L. Badger (See also Salt) 643

V A R N I S H E S : Automobile Finishing . . . . . . . . . . . . . . . . . . . . . . . . . W. T. Pearce 806 Color, Celloid Chemistry of. F. E. Bartell and M. VanLo0. I--Behavior

of Surface F ilms,~925. II--Pit t ing, Seeding, Silting, and Surface Dulling 1051 Linseed, Determination of Free Fatty Acid in Bodied--and Oils . . . . . . . . .

L. M. Larsen ana W. J. Young 277 Value of Cryoscopy in Technical Investigation of . . . . H. E. Hofmann 175, 323

W H E A T GERM EXTRACT, Commercial, Production and. Nutritional Value of . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Charles Hoffman 498

W O O L SCOURERS ' E F F L U E N T , Clarification of--and Recovery of Wool Fats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ~ . . . . . . . . . Jean de Raeve 837

J O U R N A L OF T H E S O C I E T Y OF ,CHEMICAL I N D U S T R Y , 1925

The Constitution of Natural Urmaturated Fatty Acids. Part I. A new method of ascertaining the position of the Ethylenic Linkage in the acids of the Olelc Acid Series. E . F . Armstrong, D.Sc., F. R. S., and T. P. Hilditch, D.Sc. 43 T.

An Eararn~nation of Coconut Oil together with a note on the oils of some other members of the Palmae. John Allan and Charles Watson Moore, D.Sc. 61 T.

The Fatty Acid Constituents ~[ So~,w Natural Fats. The oils from the coconut. E. F. Armstrong, F. R. S., JEohr~ Alia n, and Chas. Watson Moore, D.Sc.

Contribution to the Chemlstryof Drying Oils. G~ W. Ellis, Part I, 401 T. Part II 463 T.

The Commercial Distillation o.f Fatty Acids and Wood Grease. G . F . Pickering. 424 T.

Recent Progress in Vitamin in Research. S. S. Tilva, 445 T. The Setting of Cocoa Butter, with special reference to the development of bloom

on chocolate. R. Whymper and A. Bradley. Transaction 77 T. The Relatio~ of Sterols to Vitarrdn A. Dr. J. C. Drumtroun, O. Rosenheim, and

K. H. Coward. P. 123 T. Kinetics of Hydrogenation. Part II. Stationary Films. E. J. Lush, M. A.,

A. I, C. T. 129. Catalysis and Solid Surfaces. E. F. Armstrong, D.Se., F. R. S., and T. P. Hilditch,

D.Sc. Chemistry and Industry 701. The Constit~tlon of Natural Unsaturated Fatty Acids. Some acids present in

a South :Georgia Whale Oil. E. F. Armstrong and T. P. Hilditch. 180 T. Catalytic Effects of Lean and Mcmganese on the Drying of China Wood Oil.

George E. Ludwig. 17, 11, 1160. Vitomin Potency of Cod Liver Oil. Arthur Dr. Holmes and Madeline 'G. Piggott.

Industrial and Engineering Chemistry. 18, 2, 188.