The First Lord Cowdray

This portrait of De Golyer in the academic robes of his honorary degree from Princeton was commissioned of English-born, Texas-settled Douglas Chandor by De Golyer's associates at De Golyer and MacNaughton as a gift for the firm's founder.

Reginald Aubrey Fessenden invented the Reflection Seismograph, Massachusetts 1913.

W. W. Ike Newton, Pioneer Seismologist with GRC and GSI.

Dr. Arthur A. Brant, Dean of Mining Geophysicists, Honorary Member SEG.

Dr. Sidney Powers, Dean of American Oil Geologists.

Lieutenant Charles Bazzoni. In 1917 Dr. Bazzoni was made Chief of Sound-Ranging for the United States Army.

Dr. Sigmund Hammer, Gifted Mathematician with Gulf Oil and the University of Wisconsin. Honorary Member SEG.

Erik Jonsson, founder of GSI and Texas Instruments, Long Time Mayor of Dallas, Texas.

Dr. Roland Eotvos, Inventor of the Torsion Balance, 1891.

Captain Lawrence Bragg, who in 1915, was made Chief of Sound-Ranging for the British Army and also received (jointly with his father) the Nobel Prize in Physics.

Dr. Norman Hurd Ricker, First Instrument maker for Humble. First Recipient Reginald Fessenden Medal. Honorary Member SEG.

Dr. Fabian M. Kannenstine, First Director of the Geophysical Research Company Laboratories.

Gerald H. Westby, Pioneer with Empire and SSC, Honorary Member SEG.

Lewis MacNaughton, pioneer Geologist.

Dr. E. A. Eckhardt, Head of the original Marland Geophysical Laboratories, Head of the original Gulf Geophysical Laboratories, Seventh Honorary Member of SEG.

Norman J. Christie, pioneer Geophysicist.President of SEG in 1964 when the research on this book was initiated.

Roy L. Lay, Chairman of the Board, American Overseas Petroleum Limited,Honorary Member SEG.

The Famous Geological Team of De Golyer and MacNaughton lives on, though the two petroleum giants are gone.

Dr. Ludger Mintrop discovered the first American Salt Dome, 'Orchard' with his Refraction Seismograph equipment. A pioneer in German Sound Ranging.

Craig Ferris, Pioneer Geophysicist. The initial plans for research for History were laid down in a Los Angeles conference of Ferris-Sweet, November, 1963.

William Ted Born, Honorary Member—SEG, pioneer in Seismograph Instrumentation.

George Elliott Sweet and J. Eric Flippin Sweet, 1956, Malibu, California.

Wallace Everette Pratt, First Sidney Powers Medalist-AAPG, Third Honorary Member-SEG, Grand Old Man of Geology and Geophysics.

Henry Salvatori, world-wide industrialist, pioneer geophysicist with GRC, GSI and Western, Honorary Member of SEG.

Paul L. Lyons. Long time Chief Geophysicist with Sinclair, Honorary Member SEG.

K. M. Buddy Lawrence. Long time Chief Geophysicist and Senior Vice President of Amerada.

Andrew Gilmour, pioneer Gravity Operator, who discovered the first American Salt Dome with the Torsion Balance-'Nash'.

Dr. William Peter Haseman, Pioneer Designer of the Refraction and Reflection Seismograph. Dr. Haseman was the shooter and Dr. Karcher was the observer of the first reflection recorded in 1921.

Dr. John Clarence Karcher (First Vice President GRC, First President GSI, Sixth Honorary Member of SEG), who with Dr. William Peter Haseman, invented the first field operational reflection seismograph.

Portrait of Sir Lawrence Bragg, 1964 Director of the Royal Institution. His Nobel Prize in Crystalography laid the foundation stone for DNA.

T. I. Harkins, Second Independent Exploration Company

Dr. Frank Press, Science Advisor to President Carter. Honorary Member SEG.

Cecil Green, Honorary Member SEG.

Dr. Eugene Rosaire, Southern Division Chief for Geophysical Research Corporation 1926-1932. Fourth President of SEG.

Michel T. Halbouty, author of several petroleum books, Sidney Powers Medalist for 1977.

Dr. King Hubbert, Dean of Petroleum

Reserves Estimations.

J. R. Bill Pemberton, Grand Old Man of Geology and Ornithology, California Oil Umpire, 1932-1940.

O. S. Petty, Sr., Pioneer Seismologist, Honorary Member SEG.

Eugene McDermott, building Refraction instruments for GRC in 1925.

Dr. C. Hewitt Dix, long time Professor of Geophysics at Caltech. Honorary Member SEG.

Dr. James Edward White, Pioneer Geophysicist with Marathon. Geophysics Professor at Colorado Mines. Honorary Member SEG.

Eugene McDermott, Pioneer with GRC, GSI And Texas Instruments, Honorary Member SEG.

Dr. H. B. Peacock, pioneer with GRC and GSI. Honorary Member SEG.

C. V.  A. Pittman, Pioneer Geophysicist with GRC, GSI and Geochemical.

Dr. Maurice Ewing, Director, Lamont Geological Laboratory. 12th Honorary Member-SEG, 21st Sidney Powers Medalist-AAPG.

Tommy Wall, Elliott Sweet and Dr. Julian Evans, American Seismograph Co. for Wentz Oil Division, Kansas, 1935.

E. De Golyer takes his case at his most famous discovery, the Potrero del LIano No. 4, near Tuxpam, Mexico. Associate geologist Leon Russ in back. The Potrero  del LIano produced 70 million barrels between 1910-1917.

Reginald Sweet in Paris in 1947—selling Gravity Meters to the French Government North American Geophysical Company.

Dr. Alexander Wolf, 1927, using experimental refraction equipment.

Fall of 1942, Los Angeles, George Elliott Sweet.

Frank Searcy, a veteran with our different geophysical field operations, joined Marland in 1927.

The staff of the Geophysics Dept. of Gulf Research and Development in 1929, left to right, Bud Knoderer, Carl Wert, Sigmund Hammer, Gerald Hassler, Dante Salvetti, Tillman Titus, unidentified, O. F. Ritzman, L. F. Melchior, R. D. Wyckoff, Miss Madeline Mitchell, E. A. Eckhardt, L. L. Nettleton, G. B. Lamb, Gene Henderson, and Frank Tinnemyer. It is of particular interest that four of them were subsequent Presidents of SEG: Eckhardt, 1939-40; Wyckoff, 1943-44; Nettleton, 1948-49; and Hammer, 1951-52. Also, Ritzman conducted the Patents section for many years. W. J. Osterhout sent the photograph to Dr. Nettleton who forwarded it to the Editor of Geophysics.

Los Angeles, California, 1958. Three AAPG honorary members, left to right: Wallace E. Pratt,   A. I. Levorsen, and Raymond C. Moore; and, far right AAPG president (1957-1958) Graham B. Moody. who made the presentation to the members.

'Vibroseis' Licensing, 1961. License negotiating group, left to right: Bill Doty, John Crawford, Roy Hackley (Conoco Patent Counsel), Dick Mason (SSC Patent Counsel), G. H. Westby (SSC President), Jim Hawkins (SSC Vice President), Joe Hull (SSC General Counsel), and Frank Searcy.

The 1931 Executive committee at 16th annual meeting San Antonio. Left to right: J. V. Snyder, president 1929-1930; Sidney Powers, president 1930-1931; Ralph D. Reed, 1st vice-president; Fredric H. Lahee, 3rd vice-president; and Marvin Lee, 2nd vice-president. 

Lucien Bull who invented the Sound Ranging Equipment used by the British and American Armies in World War I.

1971, World Petroleum Congress, Petrodvorets, summer palace of Peter the Great, Russia. Left to right: Ken Crandall and Lewis G. Weeks.

August 13, 1947. Stanford University summer field course. Sand Spring Summit, Nevada. Left to right (standing): S. W. Muller (deceased) Bailey Willis (deceased), Robert R. Compton, and A. I. Levorsen (deceased; 19th president of AAPG). Kneeling: V. W. Vanderhoof (deceased) and Robert H. Carpenter.

Craig Ferris, Observer, America Seismograph Company, Houston, Texas, 1937. Under contract to Atlantic Refining Co.

The site of the first reflection seismogram ever recorded. W. B. Robinson is on the left and Dr. John Clarence Karcher on the right. Dr. Karcher was the recorder and Dr. William Peter Haseman the shooter; near Oklahoma City in 1921.

Houma, Louisiana. GRC Water Party for Louisiana Land and Exploration Co., 1928.

The Sand Dunes of West Texas, 1930. GRC Refraction Party for Gulf Oil Company, T. I. Harkins, Party Chief.

GRC Houseboat "Galloping Goose" used during 1927-1928 on refraction work for Louisiana Land and Exploration Co.

GRC Refraction Party-Coastal Louisiana 500 pound charge 1929.

Cecil and Ida Green Earth-Science Building, Massachusetts Institute of Technology. Dedicated in 1964.

The Marland Oil Company was first in the field with electrical refraction instruments. Near Orange, Texas in 1926. Reginald C. Sweet was Chief of Seismic Field Operations.

Continental Oil Company Swamp Buggy. Louisiana, 1931.

23-ft. deep-sea submersible Alvin can carry 2 scientists plus pilot to 12,000-ft. depths.

An unusual refraction shot. Petty Geophysical Crew shooting for Sinclair Oklahoma—1934.

British Petroleum shooting in the North Sea.

British Petroleum shooting in the North Sea.

British Petroleum shooting in the North Sea.

British Petroleum shooting in the North Sea.

British Petroleum shooting in the North Sea.