Kripke's Worlds : An Introduction to Modal Logics Via TableauxGasquet et al. · Mathematics and Statistics Springer-116492014EPUB1.0 MB
Mine Sampling and Valuing; a Discussion of the Methods Used in Sampling and Valuing Ore Deposits, with Especial Reference to the Work of Valuation by the Independent Engineer, by C. S. Herzig, with a Chapter on Sampling Placer Deposits by Chester Wells Purington.C. S. Herzig1914EN
A Visualization Study of Secondary Flows in Cascades / Arthur G. Hansen, Howard Z. Herzig, and George R. Costello.Arthur G. Hansen1953EN