Primary Sources: Russia, Russian Federation, U.S.S.R., Soviet Union: Medieval & Renaissance

"This collection includes John Milton’s A Brief History of Moscovia: and Other Less-Known Countries Lying Eastward of Russia as Far as Cathay. Gathered from the Writings of Several Eye-Witnesses and a map of Russia dating from 1625."

"This book has been published online on the Internet (https://www.academia.edu/28622167). It is an annotated translation into English of the most extensive of the three Pskov chronicles and it is a valuable source of information about the history of Pskov, about Estonia, Lithuania and Latvia, and about the clashes between the Russians and the Teutonic Knights. It also contains interesting local information regarding the "Time of Troubles," The first dated entry is 859 A.D., but detailed information begins onlt in th 13th century. The final entry in the chronicle is in 1650 A.D." https://www.researchgate.net/publication/277301853_The_Pskov_3rd_Chronicle

These are document collections published by the Imperial Russian Historical Society, one of imperial Russia’s most important scholarly bodies. It consists primarily of archival documents and correspondence, the bulk of which concerns the diplomatic history of the period stretching from Peter the Great to the Napoleonic Wars. The series includes a large number of documents from foreign as well as domestic archives, many of which have not been published elsewhere.