At the beginning of the early modern period, the idea of storing documents in a fixed location gained popularity in Europe. Yet the history of the archive is not only one of preservation: archives are also places of destruction, where memory is lost. As document collections grew, so did the problems[...]
This fully updated textbook is intended for the economic geologist who deals with the evaluation of deposits at an early stage of development. It offers rules for quick and easy calculations based on the application of approximate data. It provides both the student and the geologist in the field wit[...]