: It could relate to a historical figure or text from the year 1679 , such as the writings of Samuel Collins regarding Russian history. Since these are quite different, could you clarify: Is this a historical document you are trying to analyze?
: In academic archives (like the Internet Archive ), " sam. 1679 " often refers to the Samvat year 1679 (roughly 1622–1623 CE) used to date historical Sanskrit or Jaina manuscripts. The .mkv part might suggest you have a high-quality video scan of such a document. SAM 1679 mkv
Is it a you need help opening or converting? : It could relate to a historical figure