Category:Technology in the 1920s

Subcategories

This category has the following 32 subcategories, out of 32 total.

Media in category "Technology in the 1920s"

The following 83 files are in this category, out of 83 total.

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  1920s Case tractor.jpg 4,825 × 3,925; 2.35 MB
  
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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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  Dailygraph.jpg 144 × 160; 10 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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  DRÄGER pulmotor in houten kist met sticker van OXYGENIUM SCHIEDAM, objectnr 61642-A-G.JPG 2,592 × 3,872; 3.4 MB
  
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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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  Hanau hoogtezon, draaibaar en in hoogte verstelbaar, verrijdbaar op vier dubbele wielen, objectnr 35990(1).JPG 2,860 × 4,961; 12.66 MB
  
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  Hanau hoogtezon, draaibaar en in hoogte verstelbaar, verrijdbaar op vier dubbele wielen, objectnr 35990(2).JPG 4,961 × 3,914; 14.15 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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  J.B. Irwin operating the control panel of the Western Electric public address system at the Capitol Theater, N.Y. LCCN2006682588.jpg 1,208 × 1,536; 231 KB
  
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  J.B. Irwin operating the control panel of the Western Electric public address system at the Capitol Theater, N.Y. LCCN2006682588.tif 1,208 × 1,536; 1.77 MB
  
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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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  Macchina per scrivere a martelletti portacaratteri - Museo scienza tecnologia Milano 03122 dia.jpg 1,280 × 1,022; 253 KB
  
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  Macchina per scrivere a martelletti portacaratteri - Museo scienza tecnologia Milano as 0249.jpg 1,280 × 1,097; 258 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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  Teléfono automático de disco, de Western Electric Company (15 de mayo de 2014, Edificio Telefónica, Madrid).JPG 3,888 × 2,592; 2.26 MB
  
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  Teléfono de sobremesa automático de batería central, de Western Electric Company (15 de mayo de 2014, Edificio Telefónica, Madrid).JPG 3,888 × 2,592; 2.05 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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  Tsianina Redfeather Blackstone sings and Charles Wakefield Cadman plays flute for a recording between 1920 and 1925 - LCCN2014713552 (cropped).jpg 7,069 × 5,301; 4.54 MB
  
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  Vintage Duo-Spiral Loop Antenna By Radio Units, Inc., Maywood, Ill., Circa 1920s (14969446205).jpg 2,656 × 2,839; 3.14 MB
  
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  Vintage Fiat Brand Wood Radio Loop Antenna, About 29 Inches Tall And 14 Inches Wide, Circa 1920s (14776778139).jpg 2,446 × 4,207; 3.19 MB
  
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  Vocarola loudspeaker.png 1,050 × 1,758; 342 KB