Beer brewing – pressure cooking pot - Vintage Nostalgia
Beer brewing – pressure cooking pot

19th century industrial illustration: beer production, pressure cooking pot

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Plant transpiration, botanical vintage engraving - Vintage Nostalgia
Plant transpiration, botanical vintage engraving

Plant transpiration is a process of water evaporation through leaf pores. Plants absorb water from the root to the leaves by capillarity and by water potential difference.

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Developing in darkroom, engraving XIX century - Vintage Nostalgia
Developing in darkroom, engraving XIX century

Photographer working in a darkroom, processing light sensitive photographic materials for print

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Camera oscura, vintage engraving XIX century - Vintage Nostalgia
Camera oscura, vintage engraving XIX century

Engraving describing how a camera oscura or pinhole image works: a scene is projected reversed and inverted on a screen through a small hole with color and perspective preserved. Camera oscura with a lens was further developed as photographic camera

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Old illustration: bakery machine - Vintage Nostalgia
Old illustration: bakery machine

19th century illustration: industrial machine to prepare dough for bread and bakery

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Old technique for beer production: filtering machine - Vintage Nostalgia
Old technique for beer production: filtering machine

19th century illustration; mechanical process for beer filtering to remove all sediments flowing the beer through layers of filter material

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Vintage agriculture: wine and juice press - Vintage Nostalgia
Vintage agriculture: wine and juice press

19th century illustration: making wine, industrial maschine to press grapes.

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Chemistry: how to obtain hydrogen from water - Vintage Nostalgia
Chemistry: how to obtain hydrogen from water

A simple and effective method to obtain hydrogen from water: some metals such as potassium and sodium bind eagerly the oxygen of water even at room temperature thus releasing the corresponding hydrogen, which is collected in a closed cylinder filled … Continued

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Bakery – margarine preparation, margarine wash machine and separation of starch flour from bakery dough with water - Vintage Nostalgia
Bakery – margarine preparation, margarine wash machine and separation of starch flour from bakery dough with water

Illustration describing bakery procedures for margarine and starch production from dough separation

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Preparing a stem grafting - Vintage Nostalgia
Preparing a stem grafting

Horticulture illustration: graft. Grafting is a horticultural technique whereby tissues from one plant are inserted into those of another so that the two sets join together.

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