Astronaut self-insurance durable goods monopoly problem

During the 60s and 70s it would appear that private life insurance was not available to astronauts.  Autograph Magazine has a good post about how astronauts of the time used their own autographs as a form of life insurance for their families.

Here is more.  Here is further explanation with photos.  Here is the Byrds tribute to Armstrong, Aldrin, and Collins.