Lib.ru (Maksim Moshkow's Library): While primarily text-based, it is a reliable source for the full manuscript of the Russian translation.
KupitKnigu (Audio/E-book): For high-quality, edited digital versions, LitRes offers the three-volume set. i fest adolf gitler skachat fb2
If you are looking to download the version of this historical work, here are some options: Download & Read Online : edited digital versions
Royallib.com: A popular library where you can find the biography in multiple formats, including fb2, epub, and pdf. i fest adolf gitler skachat fb2