Fluidr / Keith Midson's "HP clear cases, prototypes and rare stuff" set

HP28S clear case

A Canon EOS 550D — 1/60s ƒ/4 ISO 160 at 47 mm

N 1 B 6.4K C 1 E Mar 18, 2011 F Mar 18, 2011

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This is a very rare clear cased Hewlett Packard 28S calculator. The is one of the gems of my collection - more because the 28S was my first HP when I was at Uni.

Tags: calculator Hewlett Packard HP 28S rare clear-case

Hewlett Packard clear cased 71B

A Canon EOS 550D — 1/100s ƒ/4 ISO 2000 at 75 mm

N 2 B 3.0K C 1 E Feb 26, 2011 F Mar 12, 2011

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Hewlett Packard 71B prototype clear cased pocket computer.

Tags: calculator Hewlett Packard 71B HP clear-case

Hewlett Packard clear cased 71B

A Canon EOS 550D — 1/125s ƒ/4 ISO 800 at 75 mm

N 0 B 2.8K C 0 E Feb 26, 2011 F Mar 12, 2011

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Hewlett Packard 71B prototype clear cased pocket computer.

Tags: calculator Hewlett Packard 71B HP clear-case

Hewlett Packard clear cases

A Canon EOS 550D — 1/40s ƒ/4 ISO 125 at 24 mm

N 0 B 3.4K C 0 E Mar 13, 2011 F Mar 12, 2011

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Hewlett Packard prototype calculators: 28S, 71B, 17B & 67

Tags: calculator Hewlett Packard prototype HP clear-case

Hewlett Packard clear cased 28S calculator

A Canon EOS 550D — 1/60s ƒ/4 ISO 250 at 35 mm

N 1 B 3.2K C 1 E Mar 13, 2011 F Mar 12, 2011

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Hewlett Packard clear cased 28S calculator

Tags: calculator Hewlett Packard 28S HP clear-case