Wikimedi'Òc

NY stock exchange telephone operator LC-USZ62-104021.jpg - Cropbot

Acremeter tube tester - raw.jpg - Jmabel

Dictaphone cylinder machine.jpg - Chetvorno

Leparvo807.jpg - Pantoine

Dailygraph.jpg - Nonino01

George Van Biesbroeck.jpg - File Upload Bot (Magnus Manske)

Salem April 2010 1010652.jpg - Flominator

Radio equipment - Indiana State Museum - DSC00410.JPG - Daderot

Army Xray equipment 1910-1930.jpg - Bjoertvedt

Musée des arts et métiers - Corona typewriter.jpg - Coyau

Simplex Time Recorder.JPG - Moogsi

Philco Socket Power A & B Battery eliminators - 1925 August brochure.JPG - Historianbuff

Vocarola loudspeaker.png - Chetvorno

Early vacuum tube public address system.jpg - Chetvorno

Abraham Valentine Booth.jpg - Meisam

Vintage Fiat Brand Wood Radio Loop Antenna, About 29 Inches Tall And 14 Inches Wide, Circa 1920s (14776778139).jpg - Tm

Vintage Duo-Spiral Loop Antenna By Radio Units, Inc., Maywood, Ill., Circa 1920s (14969446205).jpg - Tm

Teléfono de sobremesa automático de batería central, de Western Electric Company (15 de mayo de 2014, Edificio Telefónica, Madrid).JPG - Discasto

Teléfono automático de disco, de Western Electric Company (15 de mayo de 2014, Edificio Telefónica, Madrid).JPG - Discasto

1926-Rema-maquina-de-calcular.jpg - Albertomos

1928-Smith-Premier-maquinas-escribir.jpg - Albertomos

Grammofono victor victoria del 1922, museo caruso 01.JPG - Sailko

Grammofono victor victoria del 1922, museo caruso 02.JPG - Sailko

Humble beginnings, pt. 2 (2151364648).jpg - Mx. Granger

Dictaphone.jpg - Pechristener

The Saturday evening post (1920) (14781996501).jpg - Faebot

The Saturday evening post (1920) (14781654581).jpg - Fæ

The Saturday evening post (1920) (14784322702).jpg - Faebot

The Saturday evening post (1920) (14597752780).jpg - Faebot

The Saturday evening post (1920) (14804309363).jpg - Veikk0.ma

The Saturday evening post (1920) (14597421577).jpg - Faebot

Biennial Report of the State Highway Commission of North Carolina (1922) (14596599800).jpg - SteinsplitterBot

Farmer's magazine (January-December 1920) (1920) (14595304768).jpg - Fæ

Farmer's magazine (January-December 1920) (1920) (14595185689).jpg - Fæ

Baltimore and Ohio employees magazine (1920) (14759573634).jpg - Fæ

Dittafono a cilindri - Museo scienza tecnologia Milano 10593.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 08353.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 08874.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 08876.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 07726.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 07727.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 08877.jpg - Federico Leva (WMIT)

Calcolatrice meccanica - Museo scienza tecnologia Milano 08803.jpg - Federico Leva (WMIT)

Calcolatrice meccanica - Museo scienza tecnologia Milano 08804.jpg - Federico Leva (WMIT)

Addizionatrice meccanica - Museo scienza tecnologia Milano 09487.jpg - Federico Leva (WMIT)

Calcolatrice meccanica - Museo scienza tecnologia Milano 10939.jpg - Federico Leva (WMIT)

Macchina per scrivere a martelletti portacaratteri - Museo scienza tecnologia Milano 03122 dia.jpg - Federico Leva (WMIT)

Macchina per scrivere a indice - Museo scienza tecnologia Milano 10945 dia.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 08353 dia.jpg - Federico Leva (WMIT)

Dittafono a cilindri - Museo scienza tecnologia Milano 08877 dia.jpg - Federico Leva (WMIT)

Macchina per scrivere a martelletti portacaratteri - Museo scienza tecnologia Milano as 0249.jpg - Federico Leva (WMIT)

Portable Gas Stove.jpg - Fæ

Heizsonne "Kugelfüßler" des Gestalters Peter Behrens (1868–1940), um 1920.jpg - Museum für Energiegeschichte(n)

H. fuld & co. telefon & telegrafenwerke akriengesellschaft, telefono bauhaus, 1929.jpg - Sailko

Iron, electric (AM 650822-1).jpg - Fæ

Iron, electric (AM 650822-2).jpg - Fæ

Bluing pan (AM 2004.44.23-1).jpg - Fæ

Bluing pan (AM 2004.44.23-2).jpg - Fæ

Bluing pan (AM 2004.44.23-3).jpg - Fæ

Stove, woodburning (AM 1997.72.1-3).jpg - Fæ

Stove, woodburning (AM 1997.72.1-1).jpg - Fæ

Stove, woodburning (AM 1997.72.1-2).jpg - Fæ

Gramophone (AM 1998.60.217-2).jpg - Fæ

Topping tool (AM 2004.44.34-3).jpg - Fæ

Topping tool (AM 2004.44.34-2).jpg - Fæ

Topping tool (AM 2004.44.41-18).jpg - Fæ

Standard Eng. Co., big camera LCCN2016823438.jpg - Fæ

Standard Eng. Co., big camera LCCN2016823438.tif - Fæ

Crosley Pup radio - Indiana State Museum - DSC00410 (cropped).JPG - GeeTeeBee

J.B. Irwin operating the control panel of the Western Electric public address system at the Capitol Theater, N.Y. LCCN2006682588.jpg - Fæ

J.B. Irwin operating the control panel of the Western Electric public address system at the Capitol Theater, N.Y. LCCN2006682588.tif - Fæ

Tandartsboor met snaaraandrijving, objectnr 65148.JPG - Mr.Nostalgic

DRÄGER pulmotor in houten kist met sticker van OXYGENIUM SCHIEDAM, objectnr 61642-A-G.JPG - Mr.Nostalgic

Elektrische bel, objectnr 66168.JPG - Mr.Nostalgic

Elektrische bel, objectnr 66169.JPG - Mr.Nostalgic

Hanau hoogtezon, draaibaar en in hoogte verstelbaar, verrijdbaar op vier dubbele wielen, objectnr 35990(1).JPG - Mr.Nostalgic

Hanau hoogtezon, draaibaar en in hoogte verstelbaar, verrijdbaar op vier dubbele wielen, objectnr 35990(2).JPG - Mr.Nostalgic

Summum by Louis Leullier - CnAM 43098.jpg - Sukkoria

Stérélux by Lumière & Cie - CnAM 43091.jpg - Sukkoria

Sonora Phonograph Reproducer - decayed gasket.jpg - Infrogmation

Academy Gramophone, top open.jpg - Infrogmation

Tsianina Redfeather Blackstone sings and Charles Wakefield Cadman plays flute for a recording between 1920 and 1925 - LCCN2014713552 (cropped).jpg - Ooligan

1920s Case tractor.jpg - Oxyman