Debts of Gratitude

To my boss, Marilyn Holt,

Head of the Pennsylvania Department,

Carnegie Library of Pittsburgh,

for sparing me from the department to do

this and for being infinitely supportive.

To the Common Knowledge: Pittsburgh staff

(some at the Pittsburgh Supercomputing Center)

for their infinite patience and help.

In particular:

Bob Carlitz

Barry Check

John Fail

Dave Graham

Gene Hastings

Tim Howe

Brian Miles

Archive or B.Chad's Homepage.