Ferruccio Rontini (1893 - 1964, Italy)
was known for landscape and rural genre painting.
Your painting titled Harvest in Normandy has a value
of $1000 to $1300 retail and $3000 insurance/replacement value.
Some sites that I recommend for selling are Varagesale.com, Ioffer.com, OfferUp.com, Ebay and letgo.com.You can also go to invaluable.com or liveauctioneers.com and search their directory for an auction house near you and consign to them.
To finish, I will need you to click the five stars at the top of your screen and hit the submit button, thanks!