Back in the early 1990s, I purchased a HP 48G calculator for $150, IIRC. It was at a university bookstore, so it may have been overpriced compared to the actua

Back in the early 1990s, I purchased a HP 48G calculator for $150, IIRC. It was at a university bookstore, so it may have been overpriced compared to the actual market value at the time.