Edward Lear, Mount Delphi.
Signed and dated with multiple inscriptions: (bottom left) “Sunset 5. / 20. am. Mount Delphi from Livadia – & Copias (an important former lake, drained in the late 19th century; it features in other Lear drawings, not ACOFUIS) April 14 . 1849.”
Again thanks to Rowena Fowler for correcting the transcript.