Category:Technology in the 1920s
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20th-century technology: ← 1900s 1910s 1920s 1930s 1940s 1950s 1960s 1970s 1980s 1990s → |
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Subcategories
This category has the following 33 subcategories, out of 33 total.
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1
- 1920 cameras (5 F)
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H
- Hearing aids of the 1920s (5 F)
M
- Microdion radio - CnAM 21554 (9 F)
R
- RCA Radiola Loudspeakers (9 F)
S
- Spherophone (1 F)
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Media in category "Technology in the 1920s"
The following 81 files are in this category, out of 81 total.
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1926-Rema-maquina-de-calcular.jpg 565 × 187; 23 KB
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1928-Smith-Premier-maquinas-escribir.jpg 311 × 661; 37 KB
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Abraham Valentine Booth.jpg 1,024 × 791; 214 KB
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Academy Gramophone, top open.jpg 3,846 × 5,129; 16.74 MB
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Acremeter tube tester - raw.jpg 2,592 × 1,944; 634 KB
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Addizionatrice meccanica - Museo scienza tecnologia Milano 09487.jpg 1,280 × 1,201; 464 KB
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Army Xray equipment 1910-1930.jpg 3,546 × 2,287; 2.65 MB
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Baltimore and Ohio employees magazine (1920) (14759573634).jpg 2,570 × 2,983; 1.89 MB
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Biennial Report of the State Highway Commission of North Carolina (1922) (14596599800).jpg 3,232 × 1,968; 2.82 MB
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Bluing pan (AM 2004.44.23-1).jpg 8,688 × 5,792; 5.83 MB
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Bluing pan (AM 2004.44.23-2).jpg 8,688 × 5,792; 7.56 MB
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Bluing pan (AM 2004.44.23-3).jpg 8,688 × 5,792; 9.11 MB
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Calcolatrice meccanica - Museo scienza tecnologia Milano 08803.jpg 1,280 × 993; 327 KB
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Calcolatrice meccanica - Museo scienza tecnologia Milano 08804.jpg 1,280 × 999; 370 KB
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Calcolatrice meccanica - Museo scienza tecnologia Milano 10939.jpg 1,280 × 853; 86 KB
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Crosley Pup radio - Indiana State Museum - DSC00410 (cropped).JPG 963 × 1,060; 352 KB
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Dictaphone cylinder machine.jpg 672 × 540; 87 KB
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Dictaphone.jpg 844 × 1,100; 179 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 07726.jpg 853 × 1,280; 265 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 07727.jpg 853 × 1,280; 254 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 08353 dia.jpg 1,280 × 1,922; 577 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 08353.jpg 853 × 1,280; 221 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 08874.jpg 853 × 1,280; 287 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 08876.jpg 853 × 1,280; 279 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 08877 dia.jpg 1,280 × 2,004; 286 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 08877.jpg 853 × 1,280; 250 KB
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Dittafono a cilindri - Museo scienza tecnologia Milano 10593.jpg 1,280 × 853; 322 KB
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Early vacuum tube public address system.jpg 900 × 614; 65 KB
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Elektrische bel, objectnr 66168.JPG 2,848 × 4,288; 3.54 MB
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Elektrische bel, objectnr 66169.JPG 2,848 × 4,288; 3.85 MB
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Farmer's magazine (January-December 1920) (1920) (14595185689).jpg 3,224 × 2,180; 1.62 MB
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Farmer's magazine (January-December 1920) (1920) (14595304768).jpg 2,166 × 3,146; 1.94 MB
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George Van Biesbroeck.jpg 3,969 × 6,023; 1.13 MB
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Grammofono victor victoria del 1922, museo caruso 01.JPG 2,760 × 4,170; 5.95 MB
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Grammofono victor victoria del 1922, museo caruso 02.JPG 5,184 × 3,168; 9.71 MB
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Gramophone (AM 1998.60.217-2).jpg 2,142 × 3,160; 2.37 MB
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H. fuld & co. telefon & telegrafenwerke akriengesellschaft, telefono bauhaus, 1929.jpg 2,156 × 1,620; 1.59 MB
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Heizsonne "Kugelfüßler" des Gestalters Peter Behrens (1868–1940), um 1920.jpg 3,156 × 3,232; 1.43 MB
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Humble beginnings, pt. 2 (2151364648).jpg 2,588 × 3,888; 3.04 MB
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Iron, electric (AM 650822-1).jpg 1,348 × 1,600; 187 KB
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Iron, electric (AM 650822-2).jpg 1,348 × 1,348; 161 KB
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Leparvo807.jpg 800 × 685; 95 KB
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Macchina per scrivere a indice - Museo scienza tecnologia Milano 10945 dia.jpg 1,280 × 1,035; 226 KB
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Musée des arts et métiers - Corona typewriter.jpg 2,928 × 1,868; 4.83 MB
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NY stock exchange telephone operator LC-USZ62-104021.jpg 707 × 909; 55 KB
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Philco Socket Power A & B Battery eliminators - 1925 August brochure.JPG 700 × 560; 304 KB
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Portable Gas Stove.jpg 3,550 × 2,786; 787 KB
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Radio equipment - Indiana State Museum - DSC00410.JPG 4,320 × 3,240; 4.27 MB
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Salem April 2010 1010652.jpg 3,648 × 2,736; 3.29 MB
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Simplex Time Recorder.JPG 320 × 480; 16 KB
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Sonora Phonograph Reproducer - decayed gasket.jpg 3,180 × 4,511; 8.4 MB
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Standard Eng. Co., big camera LCCN2016823438.jpg 7,032 × 5,472; 4 MB
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Standard Eng. Co., big camera LCCN2016823438.tif 7,032 × 5,472; 36.7 MB
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Stove, woodburning (AM 1997.72.1-1).jpg 1,704 × 2,272; 954 KB
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Stove, woodburning (AM 1997.72.1-2).jpg 1,101 × 2,085; 620 KB
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Stove, woodburning (AM 1997.72.1-3).jpg 1,704 × 2,272; 374 KB
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Stérélux by Lumière & Cie - CnAM 43091.jpg 3,075 × 2,392; 1.46 MB
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Summum by Louis Leullier - CnAM 43098.jpg 2,046 × 1,704; 704 KB
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Tandartsboor met snaaraandrijving, objectnr 65148.JPG 2,592 × 3,872; 2.44 MB
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The Saturday evening post (1920) (14597421577).jpg 3,416 × 4,703; 1.7 MB
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The Saturday evening post (1920) (14597752780).jpg 3,403 × 4,739; 1.43 MB
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The Saturday evening post (1920) (14781654581).jpg 1,340 × 3,598; 652 KB
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The Saturday evening post (1920) (14781996501).jpg 3,450 × 4,662; 1.78 MB
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The Saturday evening post (1920) (14784322702).jpg 3,439 × 4,739; 1.63 MB
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The Saturday evening post (1920) (14804309363).jpg 1,650 × 2,144; 856 KB
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Topping tool (AM 2004.44.34-2).jpg 8,688 × 5,792; 9.67 MB
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Topping tool (AM 2004.44.34-3).jpg 8,688 × 5,792; 9.75 MB
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Topping tool (AM 2004.44.41-18).jpg 2,272 × 1,704; 2.62 MB
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Vocarola loudspeaker.png 1,050 × 1,758; 342 KB