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Close-up of old telephone switchboard
Old communication, computer, physical laboratory equipment
These electronic panels are filled with buttons, dials, lights, and switches. They occupy an equipment rack used for communications in an old government facility.
Old digital twelve-digit seven-segment vacuum fluorescent display with green glow, top view close-up on a gray background
power plant console panel
Control Room in the old ship
Isolate. Old analog switching relay for electrical signals with color round signs.
Close up of a prototype board and a microcontroller
Panel indicator light.
Ten seismographs recording earthquakes on the sheet of measuring paper. Seismological device for measuring earthquakes. Seismograph machine needle drawing a red line on graph paper measuring activity.
Electric car batteries in a row in repair shop.
control room of an inside a submarine
Punch card on an old machine
Chernobyl nuclear power plant control panel
Computer Ports and Connectors
Reactor Control Panels in the Chernobyl Nuclear Power Plant
Mixing desk close-up. The image shows buttons and knobs of a sound studio mixing desk.
Computer memory code encryption technology for high security. Big Data Analysis process in low level programming to reverse engineering software, digital binary hexadecimal number display 3D rendering
Panel of an old-time control unit. obsolete. obsolete. close up.
Shipboard emergency switchboard supplying electrical equipment. Bulbs, buttons and switches on the electrical distribution board.
Control room of a oil refinery.
Vintage Electronic Control Panel for use as Backgrounds
electric power systems
An old dial within the controls of a carillon device.
Vacuum tube close-up image with several tubes. They were crucial to the development of radio, television, radar, sound recording and reproduction, long-distance telephone networks, and analog and early digital computers.
Control panel dashboard of industrial machinery or power plant, selective focus.
Electrical control cabinet
Old Telephone Switchboard close up.
close up of tab keys on an antique and weathered adding machine, outdoors on display and for sale at a junkyard, Long Island, New York
Free Images: "bestof:SEACComputer 008.jpg Memory unit; input-output unit; arithmetic unit; m register; control unit diagram National Institute of Standards and Technology National"
Manzanar_Relocation_Center,_Manzanar,_California._Third_grade_students_working_on_their_arithmetic_._._._-_NARA_-_537958.jpg
San_Francisco,_California._Father_and_son_register_for_evacuation_of_persons_of_Japanese_ancestry._._._._-_NARA_-_536055.jpg
San_Francisco,_California._Lining_up_before_Japanese_American_Citizens_League_auditorium_at_2031_Bu_._._._-_NARA_-_536461.jpg
Oakland,_California._Part_of_family_unit_of_Japanese_ancestry_leave_Wartime_Civil_Control_Administr_._._._-_NARA_-_537706.jpg
Chandler,_Maricopa_County,_Arizona._One_unit_of_agricultural_labor_housing._FSA_cooperative_part-tim_._._._-_NARA_-_522479.jpg
Chandler,_Maricopa_County,_Arizona._One_unit_of_agricultural_labor_housing._FSA_cooperative_part-tim_._._._-_NARA_-_522195.jpg
Olivehurst,_Yuba_County,_California._Family_unit._The_houses_are_covered_with_tarpaper._-_NARA_-_521600.jpg
Chandler,_Maricopa_County,_Arizona._Detail_of_unit_on_FSA_cooperative_part-time_farm._See_negative_4_._._._-_NARA_-_522178.jpg
Chandler,_Maricopa_County,_Arizona._Detail_of_unit_on_FSA_cooperative_part-time_farm._-_NARA_-_522197.jpg
Chandler,_Maricopa,_County,_Arizona._One_unit_of_agricultural_labor_housing._FSA_cooperative_part-ti_._._._-_NARA_-_522478.jpg
Sutter_County,_Near_Yuba_City,_California._Isolation_unit_for_contagious_diseases,_Yuba_City,_Califo_._._._-_NARA_-_521765.jpg
Sutter_County,_near_Yuba_City,_California._Garbage_disposal_unit_in_Yuba_County,_near_Yuba_City,_Cal_._._._-_NARA_-_521766.jpg
San_Bruno,_California._A_close-up_of_the_exterior_of_a_family_unit._These_barracks_were_formerly_h_._._._-_NARA_-_537903.jpg
Photograph_of_Members_of_the_Mochida_Family_Awaiting_Evacuation_-_NARA_-_537505.jpg
SUNRISE_IN_THE_OLYMPIC_NATIONAL_PARK,_WASHINGTON_-_NARA_-_555070.jpg
Civil_Rights_March_on_Washington,_D.C._(Photographer_Gordon_Parks.)_-_NARA_-_542074.tif
Civil_Rights_March_on_Washington,_D.C._(Young_child_in_a_stroller.)_-_NARA_-_542040.tif
Civil_Rights_March_on_Washington,_D.C._(Marchers.)_-_NARA_-_542016.tif
Civil_Rights_March_on_Washington,_D.C._(A_crowd_of_marchers.)_-_NARA_-_542042.tif
Civil_Rights_March_on_Washington,_D.C._(A_male_marcher.)_-_NARA_-_542034.tif
Civil_Rights_March_on_Washington,_D.C.(Marcher_wearing_a_straw_hat.)_-_NARA_-_541996.tif
Civil_Rights_March_on_Washington,_D.C._(Leaders_of_the_march.)_-_NARA_-_542000.tif
Civil_Rights_March_on_Washington,_D.C._(Faces_of_marchers.)_-_NARA_-_542070.tif
Civil_Rights_March_on_Washington,_D.C._(Faces_of_marchers.)_-_NARA_-_542071.tif
Photograph_of_the_Civil_Rights_March_on_Washington_-_NARA_-_542044.tif
Augusta_Savage,_sculpting_-_NARA_-_559182.jpg
Eloy_District,_Pinal_County,_Arizona._Government_camp_for_migratory_pickers_near_Eloy,_Arizona._This_._._._-_NARA_-_522029.jpg
Eloy_District,_Pinal_County,_Arizona._Government_camp_for_migratory_pickers_near_Eloy,_Arizona._This_._._._-_NARA_-_522020.jpg
Martin_Luther_King_Jr_and_Matthew_Ahmann.jpg
SAILBOATS_AT_SUNSET_ON_SPINNAKER_RUN_IN_RACE_ON_COMMENCEMENT_BAY,_PUGET_SOUND_-_NARA_-_552354.jpg
SUNSET_OVER_FOURTH_LAKE,_IN_THE_ADIRONDACK_FOREST_PRESERVE_-_NARA_-_554759.jpg
FISHING_DOCK_AT_SUNSET_-_NARA_-_545149.jpg
SUNSET_SEEN_THROUGH_HEAVY_SMOG_-_NARA_-_542678.jpg
SUNSET_SEEN_THROUGH_HEAVY_SMOG_-_NARA_-_542679.jpg
SUNSET_SEEN_THROUGH_SMOG_-_NARA_-_542680.jpg
SUNSET_SEEN_THROUGH_SMOG_-_NARA_-_542681.jpg
SUNSET_ON_THE_COAST_-_NARA_-_543137.jpg
SUNSET_ON_OCEAN_WAVES_-_NARA_-_543138.jpg
THE_WATERFRONT_AT_SUNSET_-_NARA_-_543143.jpg
THE_WATERFRONT_AT_SUNSET_-_NARA_-_543145.jpg
THE_WATERFRONT_AT_SUNSET_-_NARA_-_543146.jpg
California_-_Sunset_Beach_-_NARA_-_543362.jpg
Sunset_On_Little_Sur_-_NARA_-_543411.jpg
Sunset_On_Little_Sur_Riverbank_-_NARA_-_543414.jpg
Trees_And_Sunset_-_NARA_-_543415.jpg
SUNSET_-_NARA_-_544655.jpg
SUNSET_ON_THE_LESLIE_SALT_PONDS_-_NARA_-_544675.jpg
SUNSET_ON_THE_LESLIE_SALT_PONDS_-_NARA_-_544679.jpg
SUNSET_-_NARA_-_544683.jpg
SUNSET_AND_SMOKE_-_NARA_-_544684.jpg
SUNSET_AND_SMOKE_-_NARA_-_544696.jpg
SUNSET_-_NARA_-_544703.jpg
SUNSET_OVER_RAILYARDS_-_NARA_-_544732.jpg
SUNSET_ON_THE_BEACH_-_NARA_-_544985.jpg
SUNSET_ALONG_THE_MOUTH_OF_THE_COLUMBIA_RIVER_-_NARA_-_545015.jpg
FISHERMAN_BEACHES_BOAT_AT_SUNSET_AT_THE_MOUTH_OF_THE_QUINAULT_RIVER_-_NARA_-_545238.jpg
CHURCH_ROCK_AT_SUNRISE_-_NARA_-_544376.jpg
SUNSET_ON_THE_POTOMAC_-_NARA_-_547245.jpg
SUNSET_ON_THE_COLUMBIA_RIVER_AT_VANCOUVER_-_NARA_-_548117.jpg
SUNSET_OVER_FERTILIZER_PLANT_IN_EL_CENTRO_-_NARA_-_548886.jpg
COLORADO_RIVER_AT_SUNRISE_-_NARA_-_548904.jpg
INLET_NEAR_SUNSET_BEACH_-_NARA_-_551216.jpg
SUNSET_ON_THE_POLLUTED_POTOMAC_-_NARA_-_547230.jpg
SUNSET_AND_SMOG_-_NARA_-_549620.jpg
WEST_BEACH_AT_SUNSET_-_NARA_-_549642.jpg
TELEVISION_ANTENNAS_AT_SUNSET,_UPPER_MANHATTAN_-_NARA_-_549826.jpg
SUNSET_-_NARA_-_549847.jpg
SUNSET_BEHIND_WINDMILL_-_NARA_-_545856.jpg
SUNSET_OVER_THE_HILLS_OF_LEAKEY_-_NARA_-_546100.jpg
SUNSET_-_NARA_-_546154.jpg
SUNSET_AT_MANELE_BAY_-_NARA_-_553991.jpg
SUNSET_AT_MANELE_BAY_-_NARA_-_553992.jpg
SUNSET_OVER_MAUI_-_NARA_-_554089.jpg
PUGET_SOUND_AT_SUNSET,_SEEN_FROM_MARYSVILLE_-_NARA_-_552277.jpg
SUNSET_ON_PUGET_SOUND_NEAR_MARYSVILLE_-_NARA_-_552294.jpg
SALMON_FISHERMEN_AT_SUNRISE_IN_THE_STRAIT_OF_JUAN_DE_FUCA_-_NARA_-_552309.jpg
SALMON_FISHERMEN_AT_SUNRISE_IN_THE_STRAIT_OF_JUAN_DE_FUCA_-_NARA_-_552310.jpg
SUNSET_ON_PUGET_SOUND_NEAR_MARYSVILLE_-_NARA_-_552319.jpg
Civil_Rights_March_on_Washington,_D.C._(Actor_Sammy_Davis,_Jr._among_the_crowd.)_-_NARA_-_542050.tif
Civil_Rights_March_on_Washington,_D.C._(Dr._Martin_Luther_King,_Jr._and_Mathew_Ahmann_in_a_crowd.)_-_NARA_-_542015.tif
Civil_Rights_March_on_Washington,_D.C._(WNBQ-National_Broadcasting_Company_television_crew_(Channel_5)_with..._-_NARA_-_542008.tif
Civil_Rights_March_on_Washington,_D.C._(Women_marchers.)_-_NARA_-_542013.tif
Civil_Rights_March_on_Washington,_D.C._(Former_National_Basketball_Association_player,_Bill_Russell.)_-_NARA_-_542073.tif
Sacramento,_California._Scene_in_the_Japanese_section_two_days_before_evacuation._-_NARA_-_537869.jpg
Civil_Rights_March_on_Washington,_D.C._(Former_National_Baseball_League_player,_Jackie_Robinson_with_his_son.)_-_NARA_-_542024.tif
Civil_Rights_March_on_Washington,_D.C._(Author_James_Baldwin_with_actors_Marlon_Brando_and_Charlton_Heston.)_-_NARA_-_542051.tif
Civil_Rights_March_on_Washington,_D.C._(Actor_Marlon_Brando)_-_NARA_-_542076.tif
San_Bruno,_California._A_Greyhound_bus_bringing_evacuees_to_the_assembly_center._-_NARA_-_537490.jpg
San_Bruno,_California._A_Greyhound_bus_bringing_evacuees_to_the_assembly_center._-_NARA_-_537491.jpg
Civil_Rights_March_on_Washington,_D.C._(Marchers_at_the_Lincoln_Memorial.)_-_NARA_-_542054.tif
Civil_Rights_March_on_Washington,_D.C._(A_young_woman_at_the_march.)_-_NARA_-_542027.tif
Civil_Rights_March_on_Washington,_D.C._(Young_women_at_the_march.)_-_NARA_-_542022.tif
Civil_Rights_March_on_Washington,_D.C._(Entertainment,_Vocalist_Odetta.)_-_NARA_-_542020.tif
Civil_Rights_March_on_Washington,_D.C._(A_man_in_a_wheelchair.)_-_NARA_-_542037.tif
Civil_Rights_March_on_Washington,_D.C._(Actor_Harry_Belafonte.)_-_NARA_-_542067.tif
Civil_Rights_March_on_Washington,_D.C._(Entertainment,_Vocalist_Joan_Baez._A_sign_hanging_near_the_microphones_reads..._-_NARA_-_542017.tif
Civil_Rights_March_on_Washington,_D.C._(Aerial_view_of_the_crowd_assembling_with_a_good_view_of_the_Reflecting_Pool..._-_NARA_-_542047.tif
Civil_Rights_March_on_Washington,_D.C._(Senior_citizens_at_the_march.)_-_NARA_-_542059.tif
Civil_Rights_March_on_Washington,_D.C._(A_male_marcher.)_-_NARA_-_542038.tif
Civil_Rights_March_on_Washington,_D.C._(Marchers_walking_and_sitting_under_the_trees.)_-_NARA_-_542007.tif
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