Hasselmans, Alphonse. (1845 - 1912) RARE ALS from the important harpist and composer.Interesting letter regarding programming for a concert, "mes titres de morceaux," dated March 11, 1894. Hasselmans was a French harpist and composer of Belgian birth, who was solo harpist with the Paris orchestras of the Conservatoire, Opera, and Opera Comique and who succeeded his teacher Prumier as professor of harp at the Conservatoire. "A virtuoso renowned for sonority, Hasslemans was also a significant force in the revival of harp playing at the