||Grande Fantasie on Here's To You, Harry Clay
||Grande Fantasie on the Celebrated Air "Here's to You, Harry Clay"
||1850 April 12, on the occasion of the birthday of Henry Clay, its dedicatee
||1850 – New York: Firth, Pond & Co.
||Dedicated by Permission to the Clay Festival Association
Henry Clay - see Wikipedia (1777–1852). April 12 was indeed his birthday. Representative in House and Senate for Kentucky and candidate for President (in 1824; he was named Secretary of State in John Quincy Adams' administation the next year.)