Vintage Carlisle Co Wood Shoe Tree Book Ends 1960s - $100 (oakland)

Terrific vintage pair of shoe tree book ends from the 1960's.
From San Carlos, CA mid century modern design house Carlisle Company that was active in the 1960's.
Antique wood shoe trees on black wood base with metal base extension that slides under books on each end.
Dimensions: 5" square base x 10" height.