25 Free Images of Telegraph Instruments

telegraph instruments illustrationscc-zerofiles uploaded by daderottelegraph instruments in the bennington museumpopular science monthly illustrations/volume 3cc-pd-markauthor died more than 70 years ago public domain imageshistoryhistoricalch-bar collection first world war switzerland
Telegraph key for wireless telegraphy - Bennington Museum - Bennington, VT - DSC08640
telegraph instruments in the bennington museum
Telegraph instrument, unidentified, TeM40004 - Tekniska museet - Stockholm, Sweden - DSC01447
self-published workgold
PSM V03 D423 Morse telegraph
popular science monthly illustrations/volume 3telegraph instruments illustrations
PSM V03 D431 Caselli telegraph
popular science monthly illustrations/volume 3telegraph instruments illustrations
PSM V03 D427 Hughes printing telegraph
popular science monthly illustrations/volume 3telegraph instruments illustrations
PSM V03 D424 Morse telegraph modified
popular science monthly illustrations/volume 3telegraph instruments illustrations
PSM V03 D418 Single needle instrument
charles wheatstonetelegraphy
PSM V03 D429 Printing mechanism
popular science monthly illustrations/volume 3telegraph instruments illustrations
PSM V03 D425 Morse with relay
popular science monthly illustrations/volume 3telegraph instruments illustrations
PSM V03 D420 Mechanism of indicator
popular science monthly illustrations/volume 3telegraph instruments illustrations
PSM V03 D428 Type and printing shaft
popular science monthly illustrations/unused imagestelegraph instruments illustrations
Muirhead automatic telegraph syphon receiver (Rankin Kennedy, Electrical Installations, Vol V, 1903)
electrical installation1903
Telegraph key and sounder, Western Electric Manufacturing Co, Chicago, c. 1876 - Wisconsin Historical Museum - DSC02817
self-published workwestern electric
Telegraph key and sounder - Bennington Museum - Bennington, VT - DSC08644
self-published workcc-pd-mark
Landells-Mark-Lane-
pencil drawingink drawing
Bug telegraph key made by Weston Hadden, c. 1913 - Bennington Museum - Bennington, VT - DSC08642
self-published workcc-pd-mark
Telegraph set, presented to Weston Hadden by Mr. Walter C. Humstone - Bennington Museum - Bennington, VT - DSC08646
self-published workboxing
First trans-Atlantic cable, c. 1858 - Bennington Museum - Bennington, VT - DSC08635
self-published workcc-pd-mark
Telegraph key and sounder, L.C.T. (L. C. Tillotson) and Co., 8 Dey Street, NY - Bennington Museum - Bennington, VT - DSC08636
self-published workwood
Pocket telegraph set, Western Electric Co., Chicago, presented to Weston Hadden by Mr. Walter C. Humstone - Bennington Museum - Bennington, VT - DSC08637
self-published workcc-pd-mark
Massie telegraph instruments - New England Wireless & Steam Museum - East Greenwich, RI - DSC06620
self-published workcc-zero
1_inch_spark_coil_for_amateur_wireless_transmitters,_c._1908_-_Bennington_Museum_-_Bennington,_VT_-_DSC08639
self-published workcc-pd-mark
Antiquity history needle
technologyhistory
Ein Morsegerät - CH-BAR - 3241622
historicalhistory
Ein Morsegerät in seiner Kiste - CH-BAR - 3241621
historicalhistory
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