VINTAGE Curve Fit ROM Module for HP-71B with Printed Manual and Box#

Description

VINTAGE Curve Fit ROM module for HP-71B BASIC Computer with Printed Manual and Box
You are bidding on a vintage Curve Fit ROM module for the HP-71B (version A).  The module has a number 8424 (serial?/part number?). The auction includes the printed Curve Fit ROM manual and a box.
Winning bidder will pay a flat rate of for USPS Small Flat-Rate Box priority mail (includes delivery conformation). You have 30 days from receiving the calculators to return it. I will refund you only what you paid for the calculator, unless I grossly misrepresented the calculator. By bidding you agree with these terms.
Please keep in mind that the USPS is operating slower than before due to virus and reduced operations. You package may get stuck for an additional time in one of the main departure, transition, or destination USPS hubs. This is a possibility every USPS customer takes.
All bidders with a feedback of 2 or less must contact me
BEFORE
bidding. I reserve the right to cancel your bid if you do not contact me.
Payment VIA PAYPAL. Winning bidder MUST SEND PAYMENT WITHIN 3 DAYS from the end of bidding. Please bid only you are serious about honoring your bid.