Split the Friendship 7 aftermath figure
Add image of Glenn in Congress

http://library.osu.edu/projects/friendship-7/celebration.html
http://library.osu.edu/projects/friendship-7/photos/04%20The%20Celebration/G068-09-4.jpg
Add the remaining image of Friendship 7 aftermath

http://archive.org/stream/thisnewoceanhist00swen#page/437/mode/1up

The New York image is not very good, AP has a much better one:
http://www.apimages.com/metadata/Index/Watchf-Associated-Press-Domestic-News-New-York-/fe56775a11a84538a9d3c4d675e96a6d/22/0

In the year 2057, this would be a suitable replacement...
Add a different/better image of the Smithsonian ceremony

http://library.osu.edu/projects/friendship-7/acclaim.html
http://library.osu.edu/projects/friendship-7/photos/05%20The%20Acclaim/G071-16-1.jpg

The caption needed to be adjusted, but it's worth the much better image.
Add different/better image of New York parade

http://kb.osu.edu/dspace/handle/1811/50569
Add image of House Committee on Science and Astronautics

http://archive.org/stream/thisnewoceanhist00swen#page/438/mode/1up