| Reference | {Deposit:: REITZ, M. F., 1902, THE GOLD MINES OF COSTA RICA: ENG. MIN. J., V. 74, NO. 7, P. 211-212.}{Deposit:: DIRECCION GENERAL DE GEOLOGIA, MINAS E HIDROCARBUROS (DGMH) UNPUBLISHED FILES VIEWED 1986.}{Deposit:: AMERICAN ENERGY CORPORATION, 1981, CORPORATE PROFILE, 13 P.} |