Magnesium flash lamp, XIX century - Vintage Nostalgia
Magnesium flash lamp, XIX century

Antique magnesium flash lamp using pure magnesium, it consists of three part: a large flat alcohol lamp, a receptacle for magnesium and a large hand pressure bulb all joined together. A single pressure of the bulb gives an intense and … Continued

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Early telephone - Vintage Nostalgia
Early telephone

Antique wall phone with integral handset (combined loudspeaker and microphone)

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Auxanometer: how to measure the growth of plants - Vintage Nostalgia
Auxanometer: how to measure the growth of plants

XIX century illustration describing the auxanometer, apparatus for measuring the growth of plants. A wire is fixed to the the plant apex on one end and a dead-weight on the other. As the plant grows, the pulley rotates and the … Continued

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