signé des initiales et daté 'JF 96' (sur le revers); titré et daté '23. 96 ''Monduntergang am Zugersee'''(sur le châssis); signé des initiales, titré et daté deux fois '''Monduntergang am Zugersee'' 10/23. signed with the initials and dated ‘JF 96’ (on the overlap); titled and dated ’23. 96 ''Monduntergang am Zugenee''' (on the stretcher); signed with the initials, titled and dated twice '''Monduntergang am Zugersee'' 10/23