The purpose of the article is to reconstruct the reading and writing practices of the Siberian Old Believers of the 18th century and determine the place of Old Russian texts in their reading repertoire. Methods of textology and codicology are used. The article considers one of collections copied in the Siberian Old Believer environment at the end of 18th century – Old Believer collect... https://allfixelectricales.shop/product-category/high-temperature-oil/