FELIX MENDELSSOHN (1809-1847) German composer of symphonies, concertos, and operas, well known for his overture "A Midsummer Night's Dream ". Rare A.L.S. "Felix Mendelssohn Bartholdy " 1p. 8vo., "Friday Morning ", Apr. 26, [n.y.], in English to a gentleman, in part: "...My best thanks for your very kind note...I shall be most happy to be allowed to assist your musical party on Sunday...thank you in person for the friendship and kindness which you showed me again... ". Two negligible water stains, else very good. $2,500-3,500