Reference | {Deposit:: Mansfield, G. R., 1920 , Coal In Eastern Idaho: USGS Bulletin 716 -F, P. 123 - 15}{Deposit:: 1920 Recon G. R. Mansfield, Bulletin 716 -}{Deposit:: U.S. Bureau Of Mines Open-File Report MLA 19-92, 1992, Sample Nos. 22 And 23, P. 10; Appendix A, P. 18, 19; Appendix B, P. 21.} |