russia

russia

Sukhoboisk, Samilovsky and Froloosky copper mines
Roderick Murchison’s Russian ‘passport’
Roderick Murchison’s travel permit for Russia
Roderick Murchison’s Russian ‘passport’

Mount Beshtau, Russia
Meteorites (ordinary chondrite)
Section of a [gold] mine, north of Orenburg, Russia
Timber supports for mining

Timber supports for mining
Map of the Province of Orenburg
Timber supports for mining
Iron smelting works, Siberia

Plan of the Pyschminskischen Steel Factory
Smelting works, Siberia