HP 20S Scientific Calculator – New Old Stock – HP DIRECT Edition – SEALED 1987

This is a rare find from the legendary era of HP's engineering excellence. Model:HP 20S Scientific Calculator. Thissealed edition is becoming increasingly rare on the market. SINGAPUR 1987. It even features the original HP DIRECT 1-800 number on the display – a nostalgic detail for collectors and tech history enthusiasts.

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