Chief engineer Thomas J. Kelly gives a firsthand account of designing, building,
testing, and flying the Apollo lunar module. It was, he writes, "an aerospace
engineer's dream job of the century." Kelly's account begins with the
imaginative process of sketching solutions to a host of technical challenges
with an emphasis on safety, reliability, and maintainability. He catalogs
numerous test failures, including propulsion-system leaks, ascent-engine
instability, stress corrosion of the aluminum alloy parts, and battery problems,
as well as their fixes under the ever-present constraints of budget and
schedule. He also recaptures the exhilaration of hearing Apollo 11's Neil
Armstrong report that "The Eagle has landed," and the pride