"LS" == Laurent Siebenmann writes:

 LS> Even today, the only freely available CM-compatible Cyrillic
 LS> fonts in Adobe Type 1 format are the AMS Washington Cyrillic
 LS> fonts.

and B.Malyshev's cmcyr type1 fonts at ctan:fonts/cyrillic/cmcyr/type1
are as well freely available (public domain). they are just the same
as cmcyr fonts contained in (commercial) BaKoMa TeX.