Romantic Guitar, by Carl Czerny (1791-1857),  Leopold Kozeluch (1747-1818), Jan Ladislav Dussek (1760-1812).

For Classical Guitar solo (or acoustic Guitar with nylon strings, fingerstyle).

With tablature.
With simple downloadable mp3 just for audio help.
Three works arranged from romantic Piano solo to Guitar solo :
1. Romance by Czerny 2 pages,1;30 min, early Intermediate.

2. Canzonetta by Dussek 2 pages, 2' min, early Intermediate to Intermediate.

3. Romance by Kozeluch 1 page, 0:50' min, early Intermediate.