E. Desmaisons of Paris CDV of the Austrian composer and virtuoso pianist whose music reflects the transition from the Classical to the Romantic musical era.  "J. N. Hummel" is printed beneath the photographic reproduction portrait, and the printer's mark reading "ED" can be seen to the right.  "E. Desmaisons / 5 Rue des Grands Augustins / Paris" printed to verso.  Spots of foxing, else in fine condition.  2.5 x 4 inches (6.4 x 10.2 cm.).