In December 1834 , Fisher married James Gaspard Maeder ( 1809 - 1876 ) , a composer and vocal coach who wrote an opera for her entitled '' Peri , or the Enchanted Fountain '' .
In December 1834 , Fisher married James Gaspard Maeder ( 1809 - 1876 ) , a composer and vocal coach . 
 Maeder wrote an opera for her entitled '' Peri , or the Enchanted Fountain '' .