The complete air to ground transmissions of Mercury-Redstone 4: the flight of Liberty Bell 7.

Gus Grissom flies the second and final suborbital flight of Project Mercury.

The complete air to ground transmissions, plus PAO commentary, for the Freedom 7 mission. Thanks to YouTube user lunarmodule5 for the audio. You can find his channel here: https://www.youtube.com/user/lunarmodule5

Alan Shepard becomes the first American in space as he pilots Freedom 7.

A brief look at the buildup to crewed flights in Project Mercury.

The Space Above Us is a new podcast about the history of NASA human spaceflight.