306:
By the time of his retirement from
Berkeley, the number of seismic stations managed by the university had increased from two to sixteen, including the first network to be monitored over a telephone line. During his career, Byerly researched topics in seismology including the structure of the Earth
281:
in 1946. The same year he became chair of the
Berkeley Department of Geology, and would remain so until 1954. In 1952, he was Condon lecturer in Oregon and was named to his second Guggenheim fellowship. He was the Smith-Mundt lecturer at the University of New Mexico in 1954. During the
155:, the son and only child of Perry Byerly, Sr. and Pauline Watson. Because of their son's poor health, on the advice of a doctor they moved to California in 1905. Due to frequent relocations, Byerly attended multiple schools before graduating from
191:, where he spent his final year. In 1921, he graduated with an A.B. in physics and decided to attend graduate school at the same institution. In 1924, as a Whiting fellow in physics, Byerly was awarded a Ph.D. with a thesis titled,
269:
in 1944, the U.S. Navy consulted with Byerly. Using seismometers, Byerly could determine the sequence and timing of the explosions. This analysis would later inform work on the detection of nuclear weapons testing as part of the
965:
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With the war over, Byerly returned to the
University of Southern California for his junior year. After deciding to focus on mathematics, Byerly then received the offer of a job as a physics assistant at the
250:
while in
Cambridge. He married his second wife, Elsie Gillmor, in 1932 and they would have sons David and Donald. They were divorced in 1940. Byerly married his third wife, Lillian Nuckolls, in 1941.
323:
passing through it. Byerly found a method of using the direction of the initial motion on a seismograph to compute the types of forces acting as the source of an earthquake. In studying P-wave
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980:
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Byerly was named assistant professor in 1927 at
University of California, Berkeley, and he would remain on the faculty until 1965. The following year he received a
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889:
Observatory
Seismology, An Anniversary Symposium on the Occasion of the Centennial of the University of California at Berkeley Seismographic Stations
172:
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of the
Montana earthquake in 1926, he discovered a 20-degree discontinuity. He determined how much elastic energy is released when a fault breaks.
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227:, and the two men would become good friends. The same year he was married to his first wife, Ardis Gehring, and they had a son, Perry Edward.
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Hodgson, J. H.; Storey, R. S. (January 1953), "Tables extending Byerly's fault-plane techniques to earthquakes of any focal depth",
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139:(May 28, 1897 – September 26, 1978) was an American geophysicist and seismologist. He was the first professor of seismology at the
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283:
207:, in 1925 he was appointed a geology instructor at the University of California, Berkeley, and director of the institution's
886:(1989), "One Hundred Years of Contributions of the University of California Seismic Stations", in Litehiser, Joe J. (ed.),
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220:
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from 1931 until 1956, and was elected president in 1957. From
September 1960 to June 1961 he was a lecturer at the
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238:. This ran for a period of twelve months starting in June, 1928. During this study he primarily collaborated with
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286:(1957–1958), Byerly was named chair for the Panel on Seismology and Gravity. He served as secretary of
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246:. The former would become a lifetime friend of Byerly. However, in 1929 his wife Ardis died from
235:
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Dispersion of Energy
Without Dispersion of Frequencies in Transverse Elastic Waves in the Earth
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Dispersion of Energy
Without Dispersion of Frequencies in Transverse Elastic Waves in the Earth
893:
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Byerly, Perry (October 1946), "The seismic waves from the Port Chicago explosion",
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836:
215:, who had left for Missouri. In less than a week, severe earthquakes occurred in
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The Mountains That Remade America, How Sierra Nevada Geology Impacts Modern Life
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119:
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For many years he was a consultant for various companies, including the
553:
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Neumann, Frank (October 1942), "Review: Seismology by Perry Byerly",
113:
351:
The seismographic station on the Berkeley campus is named after him
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itself. He was able to establish a root existed under the southern
529:, vol. 1, University of California Press, 1924, p. 72.
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Honorary LL.D. from University of California, Berkeley (1966)
966:
Members of the United States National Academy of Sciences
298:. He was named emeritus professor at Berkeley in 1965.
482:, vol. 18, no. 5, p. 70, November 1924.
382:, U.S. Government Printing Office, September 29, 1969.
807:"Geologic Structure and History of the Sierra Nevada"
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After spending a year as a physics instructor at the
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Quarterly Journal of the Royal Astronomical Society
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68:
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44:
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892:, University of California Press, pp. 29–30,
817:(8), Missouri University of Science and Technology
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342:Smith-Mundt lecturer, University of Mexico (1954)
909:Bulletin of the Seismological Society of America
780:Bulletin of the Seismological Society of America
695:Bulletin of the Seismological Society of America
638:Bulletin of the Seismological Society of America
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211:. He took over the job from assistant professor
573:, University of California Press, p. 209,
420:, Washington D.C.: National Academy of Science
171:, Byerly trained to be a master gunner in the
380:Hearing, Ninety-first Congress, First Session
8:
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666:O'Hanlon, Larry (2001), "Seismic sleuths",
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991:University of California, Berkeley faculty
336:Two Guggenheim Fellowships (1928 and 1952)
15:
981:University of California, Berkeley alumni
261:. In 1942 he authored a textbook titled,
976:University of Southern California alumni
505:John Simon Gugenheim Memorial Foundation
367:
345:Fulbright program lecturer (1960–1961)
319:mountain range that caused a delay in
311:of earthquakes, and the theory of the
778:"Memorial—Perry Byerly (1897-1978)",
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7:
540:"University and Educational Notes",
234:to study mathematical geophysics at
163:for a year, then transferred to the
151:Byerly was born on May 28, 1897, in
457:, The Geological Society of America
451:Memorial to Perry Byerly, 1897-1978
986:University of Nevada, Reno faculty
813:, V. H. McNutt Colloquium Series,
805:Bateman, Paul C. (April 1, 1968),
733:, Seismological Society of America
307:particularly near California, the
189:University of California, Berkeley
141:University of California, Berkeley
72:University of California, Berkeley
14:
526:University of California Register
480:University of California Bulletin
165:University of Southern California
357:in Antarctica is named after him
288:Seismological Society of America
259:Pacific Gas and Electric Company
548:(1593): 29–30, July 10, 1925,
339:Condon lecturer, Oregon (1952)
296:Fulbright U.S. Scholar Program
284:International Geophysical Year
1:
971:University of Redlands alumni
376:"Underground Weapons Testing"
272:Comprehensive Test Ban Treaty
871:, Royal Astronomical Society
279:National Academy of Sciences
159:in 1916. He matriculated to
84:Lillian Nuckolls (1941–1978)
838:Antarctica, an Encyclopedia
617:: 323–324, September 1979,
609:"Perry Byerly (obituary)",
167:. After the nation entered
1012:
996:People from Clarinda, Iowa
841:, McFarland, p. 153,
205:University of Nevada, Reno
786:(3): 928–945, June 1979,
759:Fulbright Scholar Program
730:Presidents of the Society
130:
105:
82:Elsie Gillmor (1932–1940)
80:Ardis Gehring (1925–1929)
567:Jones, Craig H. (2017),
414:Verhoogen, John (1985),
417:Perry Byerly, 1897-1978
292:University of Cambridge
179:in California, then at
98:Pauline Watson (mother)
64:Ph.D. (1924) in physics
961:American seismologists
956:American geophysicists
929:10.1785/BSSA0430010049
835:Stewart, John (1990),
792:10.1785/BSSA0690030928
715:10.1785/BSSA0360040331
650:10.1785/BSSA0320040331
277:He was elected to the
161:University of Redlands
476:"Register, 1923–1924"
267:Port Chicago disaster
232:Guggenheim Fellowship
173:Coast Artillery Corps
95:Perry Byerly (father)
157:Redlands High School
921:1953BuSSA..43...49H
707:1946BuSSA..36..331B
623:1979QJRAS..20..323.
177:Fort Winfield Scott
55:Oakland, California
236:Cambridge, England
213:James B. Macelwane
48:September 26, 1978
674:(6839): 734–736,
331:Awards and honors
325:travel-time curve
255:Texas Oil Company
248:Hodgkin's disease
137:Perry Byerly, Jr.
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107:Scientific career
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860:Further reading
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309:focal mechanism
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240:Harold Jeffreys
209:seismic station
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69:Alma mater
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755:"Perry Byerly"
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701:(4): 331–348,
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644:(4): 331–332,
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501:"Perry Byerly"
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52:(aged 81)
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225:Andrew Lawson
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221:Santa Barbara
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915:(1): 49–61,
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868:Perry Byerly
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355:Mount Byerly
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50:(1978-09-26)
36:May 28, 1897
20:Perry Byerly
951:1978 deaths
946:1897 births
811:UMR Journal
313:seismograph
181:Fort Monroe
175:, first at
169:World War I
940:Categories
875:2024-02-29
821:2024-03-01
764:2024-03-01
737:2024-03-01
510:2024-02-29
461:2024-02-29
424:2024-02-29
362:References
263:Seismology
32:1897-05-28
147:Biography
61:Education
302:Research
294:for the
917:Bibcode
703:Bibcode
668:Science
619:Bibcode
554:1649300
542:Science
217:Montana
89:Parents
77:Spouses
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845:
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199:Career
125:(1924)
123:
114:Thesis
550:JSTOR
455:(PDF)
894:ISBN
843:ISBN
575:ISBN
257:and
242:and
219:and
45:Died
26:Born
925:doi
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672:411
646:doi
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