Siamese fireback & White bellied kawk
summit in the background: unknown up till now.
The stamps were issued perforated and imperforated in two different sheets (2 sets and 5 sets) and as booklet (1set).
The White bellied kawk stamp is existing imprinted on a postal stationery as well.
The "White bellied kawk" stamp is shown as stamp on stamp in the series "70th Anniversary of the First Korean Postage Stamp", issued in the year 2016.