Geological excursions in the vicinity of St. Petersburg

Raykov, BorisGeological excursions in the vicinity of St. Petersburg: A guide for teachers and students: C adj.sightseeing map.- St. Petersburg: Type.BMWolff, 1911 -55 s., 1 liter.kart.: Silt, Tables, charts .. -..Bibliography.in the text and footnotes.Note..1. The area (collection).electronic copy Source: PBThe storage location of the original: LSU