William E. Burrows

The Survival Imperative

Using Space to Protect Earth

Central 629.4 B972s 2006

The Asteroid Threat

Defending Our Planet from Deadly Near-Earth Objects

Central 551.397 B9729a 2014

I prefer more numbers and less chat. No time to read, back to the library.

Burrows (last edited 2018-05-22 16:33:18 by KeithLofstrom)