Invited Address

Framing Sensible Questions of Nature

Laurence H. Snyder

pp. 3-8

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Biological Sciences

Variation in Io, Fifty Years Later

Louis Lutz

pp. 11-13

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Viability of the Eggs of Bufo cognatus

Arthur N. Bragg

13-14

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A Melanistic Individual of Eurycea multiplicata Cope

Arthur N. Bragg

14

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Pre-and Post-Impoundment Fish Populations in the Stilling Basin Below Wister Dam

Gordon E. Hall

14-19

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The Relationship of Turbidity to Temperature of Some Farm Ponds

I. Eugene Wallen

20-26

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Additions to "A Check List of the Land Snails of Oklahoma"

I. Eugene Wallen

27-30

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Museum Insect Pest Control With Newer Insecticides

D. E. Howell

31-33

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Canada Geese Nesting at Lake Texoma, Oklahoma

Carl D. Riggs

33-36

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The Loasaceae of Oklahoma

Elinor M. Shriever

36-38

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Notes on Oklahoma Plants

George J. Goodman

39-40

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Some Microclimates Produced by Lake Texoma

Elroy L. Rice

40-46

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Spontaneous Mutations in Bacteria

J. Bennett Clark

46-49

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Attempts at Controlling the Greenbug by the Importation and Release of Lady Beetles in Oklahoma

F. A. Fenton

49-51

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An Herbarium-inhabiting Bacteriophage

George L. Palmer

51-52

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A Preliminary Report on the Bacterial Flora of a Sandstone-seepage Pool

Howard Jayne

52-53

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Cotton Blooming as an Index of the Effect of Timing Insecticide Applications for Boll Weevil Control

F. A. Fenton

53-55

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Geological Sciences

One Method of Formation of the Valleys of Underfit Streams

O. F. Evans

59-60

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Physical Sciences

The High Temperature Hydrolysis of Lithium Bromide

Irving Johnson

63-67

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Inhibition of DOPA Oxidase by Borate

Charles Goucher

67-69

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Condensations of Aldehydes and Ketones Catalyzed by Potassium Cyanide

Ernest M. Hodnett

69-71

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Manganese Balance Studies with Lambs

Willis D. Gallup

71-74

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Relative Thermal Stability of Ammonia Derivatives of the Magnesium Halides

H. H. Rowley

74-78

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Distribution of Benzene in the Diethyl Ether-Magnesium Bromide System at 25°C

W. F. Grimes

79-82

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Recombination in Pulsed Gas Discharges

L. W. Marks

83-84

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Some Effects of the Application of Urea on Amino Acid Composition of Johnson Grass

Thomas H. Sublett

84-88

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Some Effects of Autoclaving Aqueous Solutions of Glucose

M. K. Patterson

88-92

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An Investigation of Some Nucleophilic Substitutions on the Benzene Ring

Ernest M. Hodnett

92-94

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A Study of the Reactions Leading to the Synthesis of 3, 3, 3, Trifluropropene

Ernest M. Hodnett

94-96

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The Effects of Potassium on the B Vitamin Content of Oats

Thomas A. McCoy

96-99

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The Use of Filter Paper Pulp in the Separation of Certain Flavonoid Compounds

Clark H. Ice

99-100

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The Use of Ion Exchange Resins in the Decomposition of Lead Salts of Flavonoid Compounds

Clark H. Ice

100-101

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Preliminary Studies of the Anthocyanins of Phytolacca americana on Amberlite IRC-50

Clark H. Ice

101-102

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Quantitative Paper Chromatography of Certain Flavonol Aglycones

Janis Dillaha

102-104

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The Acetolysis of 2,4,8,10 Tetroxaspiro-(5,5) Hendecane

O. C. Dermer

104

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Social Sciences

A Comparative Study of Old Age Insurance and Old Age Assistance

J. J. Rhyne

107-110

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Social Factors and OSPE Scores for 46 Women Enrolled in the University of Oklahoma Fall Semester 1951

Fayne Bumgarner

110-113

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Gigantism--A Suspected Case

Gwendolyn Bryant Glover

113-116

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The Significance of the Rorschach Pure Color Response

Anthony Smykal, Jr.

116-121

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Archeological Evidence of Recent Filling in the Present Channel of the Washita River

O. F. Evans

121-122

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Origin and Occurrence of Commercial Potash Deposits

Robert C. Fite

123-125

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Some Relationships Between Factors Involved in the Perceptual Process

L. B. Hoisington

125-128

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Factors Influencing the Location of Non-Indigenous Industries in Slinger, Wisconsin--A Case Study

Arthur H. Doerr

129-132

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The Functional Decline of Oklahoma Villages: A Case Study.

Ralph E. Olson

132-136

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Population Trends in the Washita Basin

John W. Morris

136-138

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Science Education

Some Problems in the Organization and Operation of the Norman Junior High School Science Club

D. B. R. Johnson

141

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The Correlation of Growth in Scientific Methodology with Elementary Science Programs

James G. Harlow

142-145

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New Trends in Chemistry Instruction

Charles E. Maupin

145-147

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Individual Student Projects in Embryology

Roy W. Jones

147-148

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