HP-45 Calculator Brochure and 1974 Letter
Updated August 20, 2026
This auction ended on August 27, 2026.
See upcoming auctions from Piddle Crick Hill Auctions.
| Lot number | 356 |
| Estimate | 60.00 - 120.00 USD |
| Auction | Piddle Crick Hill Vol 67 |
| Date | August 27, 2026 at 7:01 PM CDT |
| Auction house | Piddle Crick Hill Auctions |
| Location | Maryland Heights, Missouri |
Hewlett-Packard HP-45 Advanced Scientific Pocket Calculator promotional brochure, a dated 1974 HP company letter, a business reply mail card, and evaluation request form. All materials reference the HP-45 model, with correspondence on official Hewlet
