In detail:
1 → the Angelica Fountain in Turin
measures 26×18.5 cm.
2 → the Church of San Filippo Neri in Turin
measures cm 13×9.5
3 → The Palace of Stupiniggi of Turin
measure 19×24.5 cm
All three prints bear the location in the lower left corner and the signature in the lower right corner.
The state of preservation is good and they are sold including a non-coeval frame.