1960's Renoir Art Copper Tulip Brooch

1960's Mid-Century Modern Matisse for Renoir triple tulip aet copper brooch. This brooch was a part of a set which included a necklace, bracelet, earrings and brooch. It is the unenameled copper only version found on page 88 of Burkholz and Kaplan "Copper Art Jewelry; A Different Luster". 2 1/2" tall. Marked Renoir. In fine vintage condition.