Tchaikovsky, Peter Ilyich. (1840–1893) Autograph LetterAutograph Letter Signed to 'Katou' in Russian, both sides of a correspondence card (two words on first page smudged) with autograph envelope (part torn away), 3 15 June [1891]. A fine letter to Ekaterina Ivanovna Laroche, third wife of Herman Laroche (Tchaikovsky's old and close friend) and the dedicatee of one of the Opus 72 piano pieces. The letter mentioning his return to work on The Nutcracker and published in Tchaikowsky Gesellschaft