I'm looking for a Navigation Pac module. I saw one on e-Bay for a Buy-It-Now price of about $250, from someone in
the Bay Area who's also selling other HP41 stuff at sky-high prices (like a wand for $379 and Survey Pac for $149...).
I guess the Nav Pacs are uncommon. ShouldI be able to find one for amore reasonable price? To me, $75 +/- seems