Has this been posted before?
pdf-link
This describes how a HP-71b can be used with a special ROM to predict fire in the forrests.
Hi Klaus,
Thanks for the link. I've seen several HP-71B show up on the auction site with the Fire Modules. Have always wondered what they were.
Bill
It's a good bet no one in authority in California had one.
Cheap shot.
Sorry.
Maybe they did not take the author's advice, and are still using TI-59's. [:-)