2 x c.1960 ROYAL QLD BUSH CHILDREN's HEALTH SCHEME PIN-BACK BADGE
Pin-back button design in the United States was first patented in 1896. Many contemporary pin-back buttons have many of the same design features. A pin-back button, pin button or button badge has either flat or concave area on the front of the button to carry an image or printed message and a fastening mechanism anchored to the back side. The Royal Queensland Bush Children's Health Scheme was founded in 1935 by the Governor of Queensland, Sir Leslie Orme Wilson, to meet the health needs of c