In com­mem­o­ra­tion of the 40th anniver­sary of the “moon walk”, AAAS and Sci­ence has made this issue avail­able to every­one.  Prince­ton Uni­ver­sity has had access via JSTOR for some time:  http://www.jstor.org/stable/i299517

At the AAAS link, you’ll see the link to the spe­cial “Moon issue”