In the below image, the two characters underlined don't seem to have a match in the character map program I'm using:
The closest matches I can find are п and д, respectively. Are these indeed the matches, and if so, are those in the image perhaps archaic, obsolete, or simply an alternate form of those letters?
P.S. This text was the heading to a music score of Sergei Rachmaninoff's famous Prelude in C♯ Minor, Op. 3 No. 2.
л
andд
, they look the closest to the 9th century Greek letters which were the source of the Cyrillic alphabet. It was just a couple of centuries ago that the modern "rectangular" shapes of those letters appeared. Even now most children first learn to write those letters in their "triangualar" form and only later when they start reading printed books they get used to the "rectangular" shapes.