Vintage Trio of Hand Blown Olive Glass Swans nesting

These graceful nesting swans were hand blown circa 1960s. Each head is crimped in a different area. The body, wings, and tail have ridges, while the base has a grid design. Can throw a pretty design on the surface they are sitting on depending on the light. Could to used for trinket or candy nut dishes, nested, or spread apart. Measurements: Largest- 6"L x 4"W x 3.5"H Medium-4"L x 3.5"W x 3"H. Smallest-3.5"L x 2.75"W x 2.75"H Pictures show different size bubbles in the glass. Condition is good. No chips or cracks.