Corning Butterfly Gold mugs, vintage, coffee, tea, set of 4

Each of these Butterfly Gold Corning mugs feature a sequence of: - one flower - 2 butterflies - a sheaf of wheat pattern This Butterfly Gold floral pattern was produced in the 1970s and is repeated and wrapped around the outside, top perimeter of the mugs. The 4 mugs are in great vintage condition and microwave safe, with no cracks, chips or crazing. Some marks on them... see pics. Approx measurements Diameter: 3" Height: 3.5" Made by Corning in the USA