A preliminary report on the tertiary paleontology of western Washington,
by Charles E. Weaver.
- Olympia, Wash., E.L. Boardman, Public Printer, 1912.
- 80, iii p. illus.
- Washington. Geological Survey. Bulletin no. 15 .
- Washington (State). Division of Mines and Geology. Bulletin ; no. 15. .