Apollo 15 Mission Pin
This is a high quality enamel lapel pin that is approximately one inch in diameter. Apollo 15 was the ninth manned mission in the Apollo program and the fourth mission to land on the Moon. It was the first of what were termed "J missions", long duration stays on the Moon with a greater focus on science than had been possible on previous missions. The mission began on July 26, 1971, and concluded on August 7th.