Mason, Lowell. (1792–1872) Signed Autograph Musical QuotationUncommon AMQS from the important American composer and organist, a leading figure in American church music and the composer of over 1600 hymns, many of which are often sung today. To a more general audience, he is also remembered for composing the musical setting of the nursery rhyme Mary Had a Little Lamb. Signed "Lowell Mason," followed by 2 measures of manuscript music, apparently a quotation from an unidentified tune. Mason was largely responsible