Symphony in C (B. 151); n.d. [before 1792?] (old endpaper wm 1800). Autograph. ff. iii+29 241 x 338mm. Made up of 14 bifolia and a single leaf, numbered 1-15 by Pleyel Ignaz Joseph Pleyel, composer and music publisher: Symphony in C by Ignaz Joseph Pleyel: n.d.: Autogr.
Symphony in E flat (B. 152); n.d. [1792?] (endpaper wm 1801). Autograph. ff. iii+54 296 x 235mm. Bifolia numbered by Pleyel Ignaz Joseph Pleyel, composer and music publisher: Symphony in E flat by Ignaz Joseph Pleyel: n.d.: Autogr.
Symphony in A minor/major (B. 155); n.d. [1792?]. Autograph. ff. iii+56 291 x 235mm. Ignaz Joseph Pleyel, composer and music publisher: Symphony in A by Ignaz Joseph Pleyel: n.d.: Autogr.
Symphony in G minor; n.d. [1819, rev. 1826]. Autograph. ff. ii+49 (Potter’s original pagination 1-94) 233 x 290mm. Philip Cipriani Hambly Potter, composer: Symphony in G minor By Philip Cipriani Hambly Potter: n.d. [1819, rev. 1826]: Autogr.
Symphony in B flat; 1821. With first movement, Allegro con fuoco, of Symphony in G minor; 1819. Both autograph. ff. iii+89 239 x 286mm. Philip Cipriani Hambly Potter, composer: Symphony in B flat, and 'Allegro con fuoco' from Symphony in G minor by Philip Cipriani Hambly Potter: 1821: Autogr.
Symphony in G minor; 1832. Autograph. ff. i+56 240 x 295mm. Royal Philharmonic Society: Philip Cipriani Hambly Potter, composer: Symphony in G minor by Philip Cipriani Hambly Potter, dedicated to the Philharmonic Society: 1832: Autogr.
Symphony in D; 1833. Autograph. ff. ii+69 (Potter’s original page casting 1-137) 231 x 295mm. Philip Cipriani Hambly Potter, composer: Symphonies by Philip Cipriani Hambly Potter: 1833-34: Autogr.