# AC347 - 02/24/1962 Men in Space Postcard
Postcard Honors Three Project Mercury Astronauts
This postcard pictures Gus Grissom, John Glenn, and Alan Shepard, three of the Mercury Seven, the group of astronauts chosen to fly America's first manned spacecraft. Shepard was the first American to enter space when he flew on Mercury-Redstone 3, Glen was the first to orbit the earth in the Mercury-Atlas 6, and Grissom flew on the Mercury-Redstone 4, also orbiting the Earth. Enjoy adding this piece of US Space history to your collection.
Postcard Honors Three Project Mercury Astronauts
This postcard pictures Gus Grissom, John Glenn, and Alan Shepard, three of the Mercury Seven, the group of astronauts chosen to fly America's first manned spacecraft. Shepard was the first American to enter space when he flew on Mercury-Redstone 3, Glen was the first to orbit the earth in the Mercury-Atlas 6, and Grissom flew on the Mercury-Redstone 4, also orbiting the Earth. Enjoy adding this piece of US Space history to your collection.