TY - BOOK T1 - Geologic Sketch of the Tower-Soudan Stare Park T2 - Educational series ; A1 - Sims, P. K. A2 - Morey, G. B. PP - Minneapolis PB - University of Minnesota YR - 1966 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.166911 OP - 28 ER -