The Symphony in C major was composed around 1785 in Wallerstein. It is scored for 2 flutes, 2 oboes, 2 clarinets, 2 bassoons, 4 horns, 2 trumpets, timpani, 2 violins, 2 violas, cello and double bass.
It is the only symphony by Antonio Rosetti that calls for 4 horns (2 in G, 2 in C).
The orchestral string parts are available in the following numbers of copies: 5/5/2/2/3/2.