Raymond S. Lambert, Jr.

Delaware (Palmyra) - Geologists - Geologist
Inactive

Lloyd W. La Brie

Delaware (Newton) - Geologists - Geologist
Expired

Stephen E. Laney

Delaware (Skillman) - Geologists - Geologist
Expired

Mark A. Lannan

Delaware (Avondale) - Geologists - Geologist
Expired

Peter R. Lamont

Delaware (Hatfield) - Geologists - Geologist
Active

Joseph E. LaPann

Delaware - Geologists - Geologist
Expired

H. Scott Laird

Delaware (Conshohocken) - Geologists - Geologist
Expired

James A. Laregina

Delaware (Harrisburg) - Geologists - Geologist
Expired

Loren R. Lasky

Delaware (Trenton) - Geologists - Geologist
Active

Joel J. Lazzeri

Delaware (Fallston) - Geologists - Geologist
Active

Robert B. Lanter

Delaware (Austin) - Geologists - Geologist
Expired

Edward Jay Layton

Delaware (Spring City) - Geologists - Geologist
Active

Peter B. Leavens

Delaware (Newark) - Geologists - Geologist
Expired

Gerald T. Lefevre

Delaware (Ashburn) - Geologists - Geologist
Expired

Ernest K. Lehmann

Delaware (Minneapolis) - Geologists - Geologist
Retired

Mark W. Leipert

Delaware (Sicklerville) - Geologists - Geologist
Active

Walter M. Leis

Delaware (Oxford) - Geologists - Geologist
Expired

Alison M. Lee

Delaware (Greenville) - Geologists - Geologist
Expired

Andrew D. Lent

Delaware (Bronx) - Geologists - Geologist
Expired

Jeanne P. Lennon

Delaware (Wayne) - Geologists - Geologist
Expired