Membership
GSA Honors these 50-Year Members
NOTE: List shows those with 50+ years of membership.
Those who reached their 50th membership anniversary this year (2009) are shown in bold.
| Sidney J. Barker | Manuel N. Bass | Carl S. Benson | Gilbert T. Benson |
| Charles F. Berkstresser, Jr. | Merwin Bernstein | Frederick A.F. Berry | H. Richard Blank, Jr. |
| Mr. C. James Blom | Charles W. Blount | Ruth B. Boeckerman | Alfred E. Boerner |
| Edgar C. Bowman | Daniel A. Bradley | Allen S. Braumiller | Charles Q. Brown |
| Mr. Severn P. Brown, C.P.G. | Kent O. Bushnell | Don W. Byerly | Neil P. Carroll |
| Richard J. Cassin | Harland E. Cofer, Jr. | Charles W. Collinson | John E. Cotton |
| John P. Crawford | Scott Creely | Whitman Cross | William C. Culbertson |
| Bernard J. Cunningham | James Diaz | Howard R. Dixon | David B. Doan |
| John J. Donohue | Hugh White Dresser | William L. Duggan | William H. Duhling |
| John R. Dyni | Richard E. Eggleton | Jack V. Everett | William M. Fairley |
| Roy L. Farnsworth | Fred W. Farwell | John A. Ferguson | G. Sidney Fox |
| Harold D. Fox | Dolores Jameson Gable | Gary R. Gates | John R. Gealy |
| Norman N. Greenman | Philip Grubaugh | Marc H. Grunenfelder | Richard L. Gullixson |
| Gerald H. Haddock | Paul E. Hammond | C. Edgar Hannum | David Graham Hardy |
| George R. Harlow | Henry G. Healy | David C. Hedlund | L. W. Heiny |
| C. R. B. Hobbs, Jr. | Albert C. Holler | Mark Lawrence Holmes | William W. Jenney |
| Richard D. Jones | David C. Jonson | Lisle T. Jory | Walter P. Kessinger, Jr. |
| Frank H. Kilmer | Ross L. Kinnaman | Phillip S. Kistler | David M. Knowles |
| Carroll F. Knutson | Frank C. Kresse | Byron Larsen | George W. Leney |
| Charles F. Lough | Lummie C. Lovely, Jr. | Richard J. Lutton | James C. MacLachlan |
| Lawrence E. Mannion | Milton R. Marks | Ronald J. Marr | Robert E. Maurer |
| William McBee, Jr. | Wallace Ronald McCord | James R. McIntyre | Judson Mead |
| Virginia Mee-Burns | E. Allen Merewether | Charles P. Miller | Jack B. Mills |
| Steven D. Mitchell | Philip S. Morey | Aylmer L. Morgan, III | Malcolm M. Mouat |
| Willis H. Nelson | Lewis G. Nichols | Ronald E. Notkin | Dale James Nyman |
| James F. O'Connell | Lawrence Ogden | Dr. Harry J. Olson | Richard E. Oppel |
| Richard B. Palmer | Priscilla C. Patton | Elizabeth Pretzer Rall | David Ramaley |
| Robert Ramsdell | Allan D. Randall | Charles B. Reynolds | Claire A. Richardson |
| Guillermo Rodriguez-Eraso | Alfredo Rosenzweig | Fred G. Rueter | Robert B. Ryan |
| Robert M. Sanford | Frederick A. Schilling | John J. Schulte | Stanley P. Schweinfurth |
| Charles M. Shaw | Eugene M. Shearer | Barry D. Shelkin | Marshall K. Shurnas |
| Orrin Lee Slind | Foster D. Smith | Phyllis Scudder Snow | George C. Soronen |
| Charles R. Stelck | John N. Stephen | Rudolph G. Strand | Jack A. Sunderman |
| Robert M. Swesnik | Donald B. Tait | J. Cotter Tharin | Warren C. Thompson |
| John D. Vogel | Mr. Nels B. Vollo | F. Harold Weber | Robert M. Weidman |
| John H. Weitz, Sr. | James E. Werner | Charles B. Wheeler | John R. Wilson |
| Robert Lee Wilson | John W. Winchester | Lynn A. Yehle |
For further information please contact GSA Sales and Service at gsaservice@geosociety.org, or call 1-888-443-4472.