This is an interesting performance of Bach's Italian Concerto and French Overture by the Russian-born German harpsichordist and pianist, Felix Gottlieb, made on the "Lindholm" harpsichord, recorded in 1984 in the USSR
Oleg Nikolayevich Karavaichuk (Russian: Оле́г Никола́евич Каравайчу́к; 28 December 1927 – 13 June 2016) was a Soviet and Russian composer, author of music for many films and theater performances. Some call composer Oleg Karavaychuk a genius, others a spook. For the third one he is unknown, although, by and large, his works are known to all. Karavaychuk composed the music for 200 films.