The Kamenschiks (Russian: каменщики) or Bukhtarman are a group of Russians who descend from the earliest settlers of South Siberia. They are Old Believers and originally lived along the Kerzhenets River in Nizhny Novgorod Governorate. They later moved to the banks of the Bukhtarma River.

You can help expand this article with text translated from the corresponding article in Russian. (December 2016) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 1,217 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Russian Wikipedia article at [[:ru:Каменщики]]; see its history for attribution. You may also add the template {{Translated|ru|Каменщики}} to the talk page. For more guidance, see Wikipedia:Translation.

You can help expand this article with text translated from the corresponding article in Ukrainian. (May 2023) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 339 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Ukrainian Wikipedia article at [[:uk:Камінщики]]; see its history for attribution. You may also add the template {{Translated|uk|Камінщики}} to the talk page. For more guidance, see Wikipedia:Translation.

• Wixman, Ronald. The Peoples of the USSR, (Armonk: Sharpe, 1984) p. 32