archive: SETI The Drake Equation - Input your own numbers

SETI The Drake Equation - Input your own numbers

Larry Klaes ( lklaes@bbn.com )
Thu, 20 May 1999 16:00:11 -0400

"This page has been viewed and approved by Dr. Frank D. Drake
of the SETI and Extrasolar Planetary Foundations."

http://www.planetarysystems.org/drake_equation.html