inquire/ painting or ephemera

i have a beautiful print that i have wondered about the value of for years. if anyone has a few moments to share their time & knowledge, it would be greatly appriciated!!the print is a copy of a painting, aprox. 8 and a half x 10 and a half. it is signed (i believe)something like pyes .c/19/. this is very important to me to know. anyone who may know anything… please respond. thank you.