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Creator
- Schulz, Klaus J.1
- Shade, Beverley L.1
- Southwick, Dave L.1
- Spong, Ronald C.1
- Steffy, D.A.1
- Swinehart, James B.1
- Thiel, George A. (George Alfred), 1892-19791
- Thomas, J. A. (John A.), 1932-1
- Van De Voorde, B.W.1
- Walsh, James F.1
- Walton, Matt1
- Weber, R.E. (Geologist)1
- Wetzel, Todd1
- Widmer, Kremble1
- Witte, Ron W.1
- Witthuhn, Kathleen, M.1
- Wright, H. E. (Herbert Edgar), 1917-20151
- Zamzow, C.E.1