This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Antonio Lecchi Memorie idrostaticostoriche delle operazioni eseguite nell'inalveazione del Reno di Bologna . it Tavola calcografica BEIC Biblioteca idraulica italiana anonymous other versions PDold Books about hydraulics Antonio Lecchi books Maps of the history of Italy Intaglio printmaking
Page 2023 Free-images.com. All images are Public Domain