Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Close-up of industrial thermometer.
Oil and gas industry. Oil and gas safety equipment on the oil platform.
Industrial boiler pressure meter and thermometer for central heating
Flight instrumentation from an airplane control panel to control glide path and descent rate on an old autopilot
Old submarine gauges
Switching valves for industrial equipment
Group of of analog pressure and temperature measuring gauge on the control panel of machinery engine which is operate in the industrial
old panel with measuring instruments from the locomotive
Control Room in the old ship
Hydraulic load indicator in control room, Gauge display to show status of hydraulic system and monitor by operator or expert, Maintenance routine job of the hydraulic system and other equipment.
Close up control panel
Retro control panel with speedometer of an old vintage steam train cabin close up.
Old diesel locomotive's control panel with analog meters and lamps
Second war world submarine interior. Military vessel. Horizontal
extinguisher meter
Inside the train control room , Retro train
Technical tool for measuring atmospheric pressure and temperature  on ships
Water temperature gauge, using to measuring the temperature of the cooling water line of the machinery engine. Industrial equipment object photo.
Round pump device with titles and arrows surrounded by different rusty handles inside red fire truck on blurred background. Firefighter work tools concept
measuring device for air humidity and temperature in greenhouse
Marine offshore close position indicator located on valve on fuel oil supply line. Valve closed sign. Closeup.
Speedometer from a Vintage Car. Canon 5DMkii Lens EF100mm f/2.8L Macro IS USM ISO 200
Light frames on the name board of a merchant ship
Voltmeter pointer on device
monochrome image of a large old metal tachometer with a round gauge with the dial marked in numbers mounted on a large engine
Beja Airport, Portugal: sonar buoys in a rack - sonobuoys are used in anti-submarine warfare and submarine / submersible rescue, an expendable sonar system that is dropped/ejected - there are two main types, active buoys send out sonar pulses, which reflect off the submarine, and the return is datal linked back to the aircraft, passive buoys listen for any radiated noise from the submarine contact - Lockheed P-3 Orion aircraft.
Shown here is an old antique gauge.  This gauge is located on an old decommissioned naval ship.
Steam engine near Nijkerk, Holland
Free Images: "bestof:Temperature indicator mounted in gimbals for marine work-Tracts vol 10 p53.jpg North of England Institute of Mining and Mechanical Engineers It is reference"
Vincent_van_Gogh_-_Self-Portrait_-_Google_Art_Project_(454045).jpg
Claude_Monet_-_The_Beach_at_Sainte-Adresse_-_Google_Art_Project.jpg
Design_Analysis_of_the_B-24J_Liberator.png
Design_Analysis_of_the_P-38_Lightning.png
A_Rigger.jpg
Two systems at the same temperature separated by a boundary.svg
Ludolph_Backhuysen_-_Fishing_Vessels_Offshore_in_a_Heavy_Sea_-_82.84_-_Minneapolis_Institute_of_Arts.jpg
Joseph_Mallord_William_Turner_-_North_East_View_of_Grantham_Church,_Lincolnshire_-_Google_Art_Project.jpg
Effects of sleep deprivation.svg
Frederick_Crace_-_Design_for_the_South_Wall_of_the_Music_Room_-_Google_Art_Project.jpg
Christopher_Columbus_-_The_Landing_of_Columbus_in_America,_study_for_a_painting_(destroyed_in_1777)_for_the_Sala_del_Minor_..._-_Google_Art_Project.jpg
Eugène Delacroix - Christ on the Cross - Walters 3762.jpg
Eugène Delacroix - Christ on the Cross - Walters 3762 (2).jpg
Design_Analysis_of_the_Boeing_B-17G_Flying_Fortress.png
Design_Analysis_of_the_Lockheed_PV-1_Ventura.png
Temperature_indicator_mounted_in_gimbals_for_marine_work-Tracts_vol_10_p53.jpg
Resistance_measuring_instrument_for_temperature_measurement-Tracts_vol_10_p32.jpg
Temperature_recording_apparatus,invented_by_Professor_Callendar-_Tracts_vol_10_p33.jpg
Stokers_for_Marine_Boilers-Tracts_vol_9_p444.jpg
Daw_Catalogue_Rock_Drilling_Tracts_vol_9_p192.jpg
Daw_Catalogue_Patent_Compressor_Tracts_vol_9_p166.jpg
Report_on_proposed_Stockton_to_Winston_Canal_1770_Tracts_vol_9_p145.jpg
Stokers_for_Lancashire_Boilers-Tracts_vol_9_p442.jpg
Gibraltar_Aerial_Railway_equipped_by_Bullivant_in_Going_to_the_Isle_of_Dogs_Tracts_vol_9_p255.jpg
Clarke,Chapman_&_Gurney's_application_of_Butcher's_patent_for_mechanical_stoking_apparatus-Tracts_vol_9_p431.jpg
Tracts vol 19 p35 George Stephenson's safety lamp.jpg
Tracts vol 19 p32-33 George Stephenson's safety lamp.jpg
Tracts_vol_57_p252_1821_Plan_of_intended_Stockton_and_Darlington_Railway.jpg
Proposed_1834_Plan_Newcastle_to_North_Shields_Railway_Tracts_vol_57_p298_crop_js.jpg
Tracts vol 25 p77 John Birkinshaw's patent for Malleable Iron Rails 1821.jpg
Tracts vol 25 p89 John Birkinshaw's patent for Malleable Iron Rails 1821 plate description.jpg
Tracts vol 25 p79 A John Birkinshaw's patent for Malleable Iron Rails 1821 plate 1 of 2.jpg
Tracts vol 25 p79 B John Birkinshaw's patent for Malleable Iron Rails 1821 plate 2 of 2.jpg
Vlissingen_Hafen_Tracts_vol_212_p394_-_small.jpg
Richard_Grainger's_1836_proposal_for_railway_termini_at_Newcastle.jpeg
Thomas_Young_Hall's_patent_safety_lamps_1854.jpeg
Thomas_Young_Hall's_adjustable_coal_screen_1854.jpeg
1836_map_of_Grainger's_railway_termini_proposal_for_Newcastle.jpeg
Border_Counties_Railway_map_Hexham_to_Saughtree.jpeg
Itinerary_of_an_excursion_to_Kielder_by_Border_Counties_Railway_1863_frontispiece_&_title_page.jpeg
Coke_Ovens_p16.jpg
Presidential_Address_to_the_Geological_Society_1900.jpeg
Coke_Ovens_p10.jpg
Coke_Ovens_p12_John_Paddon_&_William_Lowther's_patent_of_1860.jpg
The_Making_of_The_Tyne_p89_Tyne_Dredger_No.5.jpg
Mining_Institute.jpg
Mining_Institute.jpg
Mining_Institute.jpg
Plan_of_an_area_of_Stella._circa_1840.jpg
Coke_Ovens_p30_Coppee's_Coke_Oven.jpg
Coke_Ovens_p48_Poetter's_Coke_Oven.jpg
Ironside_advert_for_New_Century_Motor_Locomotive_(at_Nenthead_Mines).jpg
Armstrong_Whitworth_Catalogue_Cover.jpg
Armstrong_Whitworth_Turbo_Electric_Locomotive.jpg
Coke_Ovens_p6.jpg
Coke_Ovens_p8.jpg
Coke_Ovens_p24_Simon_Carves'_Coke_Oven..jpg
Coke_Ovens_p32_Gustav_Hilgenstock's_Coke_Oven.jpg
Coke_Ovens_p36_Otto_-_Hilgenstock's_Coke_Oven.jpg
Armstrong_Whitworth_Egyptian_State_Railways_601.jpg
Apr_1904_Z662-74MAL-Coke_Ovens_p1.jpg
Coke_Ovens_p20_Key's_Bee-hive_coke_ovens_of_1903..jpg
Christopher_Blackett.jpg
Adelsberger_Grotte_Postojna_Cave_Mount_Calvary_Section_1856.jpeg
StateLibQld 2 88808 A. Laurence Wilson.jpg
Early_NBS_crystal_oscillator_frequency_standards.jpg
Climate change historic and predicted 2003.png
The_Viola_Border.jpg
Non-Native American Nations Control over South America 1700 and on.gif
Design_Analysis_of_the_Vought_F4U-1D_Corsair.jpg
North Stoke suspension bridge.JPG
Aaronmanby.jpg
FMIB_51335_Torpedo_Tetronarce_occidentalis.jpeg
Bodleian Libraries, Portolan chart of the North Atlantic Ocean by John Burston.jpg
FMIB_35943_Back's_Grayling.jpeg
The_Band_Stand.jpg
FMIB_39296_Balanus_galeatus.jpeg
FMIB_51440_Large-Mouth_Black_Bass;_Welshman_(Micropterus_salmoides).jpeg
FMIB_53452_North_Tyne_at_Warden.jpeg
FMIB_53454_On_the_Lee_Hall_Water.jpeg
FMIB_39266_Scalpellum_proximumlateralview_of_type.jpeg
FMIB_39306_Balanus_evermanni_Rostrum_of_a_cotype.jpeg
FMIB_39014_Shiner_(Notemigonus_crysoleucas).jpeg
FMIB_53456_Haughton_Castle,_Humshaugh.jpeg
AnthonyWilliamDurnfordRE.jpg
Wilberforce_pendulum.jpg
FMIB_53460_Esk_at_Glaisdale.jpeg
FMIB_53461_Esk_at_Egton.jpeg
Safety Blanket (21704903745).jpg
FMIB_34136_Chun-Peterson_Intermediate_Tow_Net.jpeg
FMIB_40418_Synapta_roseola_(Verrill)(1);_Part_of_the_same_(2);_Synapta_inhaerens_(O_F_Muller).jpeg
FMIB_53462_Dam_at_Egton.jpeg
Starting Line-up (8241629398).jpg
Inside_the_Southwick_Engine_Works,_Sunderland.jpg
Inside_the_Doxford_Engine_Works_Sub_Assembly_Shop.jpg
Doxfords_engineering_apprentices_at_work.jpg
FMIB_53459_River_Esk_at_Ruswarp.jpeg
The_Scooter_Boat_Lake.jpg
BampfieldQuarterings SirAmyasBampfield NorthMoltonChurch Devon.JPG
US_Customs_House,_Ponce,_Photo_3.jpg
Terms of Use   Search of the Day