DISCUSSION * Received by the Editor October 31, 1958. Available to Purchase

RESEARCH AND PROGRESS IN EXPLORATION Available to Purchase

Our Human Assets In Geophysics Available to Purchase

Adequate Geophysical Manpower Is Our Responsibility * Presented as an S.E.G. Presidential Address at the Midwestern Regional Meeting in Fort Worth, Nov. 13, 1952 under the title “What is a Geophysicist?” Essentially this same paper was presented as an S.E.G. Presidential address at the Eastern Region Meeting in Toronto, Oct. 27, 1952 and at the Pacific Coast Regional Meeting in Los Angeles, Oct. 31, 1952 under the title “Professional Responsibility.” Available to Purchase

Case History of Helm Oil Field, Fresno County: ABSTRACT Free

Offshore Seismic Problems Affecting Geologic Evaluation: ABSTRACT Free

Core Orientation by Graphical and Mathematical Methods: DISCUSSION Available to Purchase

Multiple reflections of seismic energy Available to Purchase

An Analysis of Abnormal Reflexions Available to Purchase

New Mathematical and “Stereographic Net” Solutions to Problem of Two Tilts—With Applications to Core Orientation Available to Purchase

Nomographic Solution for Apparent Dip in Vertical Section not Perpendicular to Strike: GEOLOGICAL NOTES Available to Purchase