Vintage 1960's Holland Perpetual Flip Calendar, Windmill Delft Blue

Description

A very unique collectible.  A metal 1960s Vintage Flip Calendar from Holland. Representing Delft Blue color.
The Month and days of the week are printed in Dutch on the paper Rollers. You turn the side knobs to change month and week day.
NOT broken, it comes in two pieces, sliding into place on the top of the chrome base. In great vintage condition.
Great graphics on litho, good and clear. Very minimal wear.
Original item made in Hong Kong.
EXCELLENT working order.