Articles:

EUGENE HERRIN

Introduction to "1968 seismological tables for P phases"
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1193-1195. [PDF] [References]  

Times of P: (Time differences in sec/deg)
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1196-1219. [PDF]  

Observed times of P, surface-focus
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1220-1222. [PDF]  

P-wave velocity distribution: (Earth radius = 6371.028 km)
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1223-1225. [PDF]  

Near earthquake phases, surface-focus
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1226. [PDF]  

Times of PP, surface-focus
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1229. [PDF]  

Depth allowances for PP in seconds: (To be subtracted from PP surface-focus times)
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1230-1231. [PDF]  

Times of pP — P in seconds
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1232-1233. [PDF]  

PcP surface-focus travel times
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1234. [PDF]  

Depth allowances for PcP in seconds: (To be subtracted from PcP surface-focus times)
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1235. [PDF]  

Times of PcP — P in seconds
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1236-1237. [PDF]  

The 1968 travel-times of PKP, surface focus: (Add 2.0 sec to use with Jeffreys-Bullen P tables)
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1238. [PDF]  

Depth allowances for PKP in seconds as a function of distance: (To be subtracted from surface-focus times)
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1239. [PDF]  

WILLIAM TUCKER, EUGENE HERRIN, and HELEN W. FREEDMAN

Some statistical aspects of the estimation of seismic travel times
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1243-1260. [Abstract] [PDF] [References]  

HELEN W. FREEDMAN

Seismological measurements and measurement error
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1261-1271. [Abstract] [PDF] [References]  

EUGENE HERRIN, WILLIAM TUCKER, JAMES TAGGART, DAVID W. GORDON, and JOHN L. LOBDELL

Estimation of surface focus P travel times
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1273-1291. [Abstract] [PDF] [References]  

JAMES TAGGART and E. R. ENGDAHL

Estimation of PcP travel times and the depth to the core
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1293-1303. [Abstract] [PDF] [References]  

BRUCE A. BOLT

Estimation of PKP travel times
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1305-1324. [Abstract] [PDF] [References]  

EUGENE HERRIN and JAMES TAGGART

Regional variations in P travel times
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1325-1337. [Abstract] [PDF] [References]  

ERIC R. ENGDAHL, JAMES TAGGART, JOHN L. LOBDELL, E. P. ARNOLD, and GERALD E. CLAWSON

Computational methods
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1339-1344. [Abstract] [PDF] [References]  

E. P. ARNOLD

Smoothing travel-time tables
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1345-1351. [Abstract] [PDF] [References]  

Announcement:

Purchase of clothbound edition of the 1968 seismological tables for P phases
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 1968 58: 1352. [PDF]  

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