A booklet of 10 stamps was produced to promote Cool Air. The value of this booklet is $4.00.
An image of this booklet will be added when the information becomes available.
The date inscription on each of these stamps will be added when the information becomes available.
The serial number inscribed on each of these stamps is 0234.
The face value of this stamp is 40c.
An image of this stamp will be added when the information becomes available.