BOSCO, Giovanni Bartolomeo (1793 – 1863). One-Page Bosco ALS. Dated March 29, 1845 and sent from Vienna, Bosco writes (in German) to a friend inviting him to performances at the Josephstadt Theatre where he says he will perform four times each week beginning on April 1. Bosco goes on to offer his correspondent two complimentary passes to the show. One folded 4to sheet. A few small stains, else very good. BOLDLY SIGNED “B. Bosco.” RARE.