Proceedings of the St. Petersburg Society of Natural Testers. Department of Geology and Mineralogy. An Atlas of Twenty Tables to XXV. In Russian /Trudy S-Peterburgskogo obshchestva estestvoispytateley. Otdelenie geologii i mineralogii. Atlas iz dvadtsati tablits k tomu XXV. St. Petersburg Typography by M.Merkusheva. 1897. 4, 15 p. Please contact us for details on condition of available copies of the book. SKUalb5fece3b65c0c5f28