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background with hand written electrotechnics formulas with diagrams and plans of basic electrotechnics setups and sketches on white paper background,
3D illustration of industrial project
Analysis of the solar radiation inside a building with Parametric louvers. Parametric louvers to control sun exposure and radiation in the interior space of a building structure.
Photography of Statistical  graph (12 months), drawn with pen on note pad
Businessman sitting in chair, analyzing building' cross-section against green background. Strategic thinking. Contemporary art collage. Banner. Concept of business, real estate, architecture
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Play of light. Artificial light effect on a black background.
Outer Space, Data, Equipment, Map, Number
School student's notes on physics, in a school notebook about the on the processes of centrifugal and centripetal motion
Xray sections of the daily lives of people living in a building. Building surveyed by a spy camera system that sees beyond the walls. An infrared image is displayed showing an architectural structure and the way of life of the people in it. Surveillance systems are used for espionage and their technologies are improving day by day. Building observation with thermal imaging in a computer game. In the computer game, a preliminary inspection of the building is made in accordance with an assassination scenario. / You can see the animation movie of this image from my iStock video portfolio. Video number: 1453311203
Design drawings of nonexistent internal combustion engine ( piston ) . clipping path
Photography of Statistical graph Mood-Days , drawn with pen on note pad
3D illustration of industrial project
University building design from above analysing sunlight exposure and shadow at different times of the day. 3d image of solar analysis during building architectural design.
Digital Abstract Background Concept
BIM (Building Information Modeling) ventilation system design 3d illustration.
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Survey form, check marks on checklist, document control, filling online form and answering questions, business project concept.
Blackboard with Serotonin graph
3D illustration of landscape and architecture
Mechanical Engineering Blueprint
x-ray city infrastructure with river top view. 3d rendering
Digital Abstract Background Concept
Abstract engineering draft with sections and measures for your site
A virtual architect designing a house in the metaverse universe. Smart architect showing next-generation hologram technology held in his hand. Augmented virtual reality is about to become a part of life in the near future. The new design technology enables all parts of a loft style house design to be designed interactively, combining and separating them. Now, heat and noise insulation has become an important element as well as their design. / You can see the animation movie of this image from my iStock video portfolio. Video number: 1366141145
The territory of the LNG plant with tanks, technological platforms, overpasses and other. Grey lines isolated on white. 3d-rendering
a vintage wiring blueprint
3D illustration of industrial building
Photography of Statistical financial graph  drawn with pen on note pad
Free Images: "bestof:Innervation unterarm.jpg Schematische Darstellung der Hautinnervation des Unterarms Own 07-08-09 user MarquardtM pd Unidentified diagrams"
Palamedes_-_portrait_de_femme_en_Granida.jpg
Naturhistorisches Museum, Wien - Blick von der Westseite des KHM-9853.jpg
Naturhistorisches Museum, Wien - Blick von der Westseite des KHM-9854.jpg
Palais_de_Chaillot-Sculpture_exterieur-DSC_2344w.jpg
Louis_Antoine_d'Artois,_duc_d'Angoulême.jpg
Maria_Laach_Kirche_Gnadenbild_01.JPG
Trier Martinskloster BW 3.jpg
Wattenbach mit Kalkwand.jpg
Abū l-Hasan Banīsadr IMG 2044 edit.jpg
Südliches Mittelgebirge.jpg
Iphofen BW 2.jpg
Fontaine fleuves Concorde detail Gechter.jpg
Vicke_Schorler_Rolle.jpg
Wooden-house-at-Emerald-Lake.jpg
Marie_Cazin_-_Les_Oubliées.JPG
Diemelsee, Südseite Staumauer.jpg
Stanislas_Lépine_-_Caen,_la_douane.jpg
La_Trinité-des-Monts_by_Corot_Louvre_RF2041_n02.jpg
Berg der Seligpreisungen BW 1.JPG
Ettelsberg 360°-Panorama.jpg
Capitol-complex-melekeok-palau20071220.jpg
Monet_-_un_bras_de_Seine_près_de_Vétheuil.jpg
2011-07-17-hechingen-by-RalfR-046.jpg
Facade_of_the_church_of_San_Toma_at_night_in_Venice.jpg
Ditzingen Schloss.jpg
Trier Zurmaiener Strasse 114.jpg
Trier Domfreihof 4.jpg
2011-07-17-hechingen-by-RalfR-048.jpg
Sacrifice-of-Isaac-detail.jpg
Kniphofia, Cloppenburg (DE) P6244250.jpg
Kuhmöser von Süden.jpg
C.D._Friedrich_-_The_Riesengbirge.jpg
Caspar_David_Friedrich_(19)Riesengebirge.JPG
Hygrometer probe rotronic DV-2.jpg
Sendemast Hirschlanden Dachkapazität.jpg
Trier Windstraße 2.jpg
Jerusalem Oesterreichisches Hospiz BW 4.jpg
Cameo_African_king_CdM_Paris_Babelon593.jpg
Allegory_of_theological_dispute-Abraham_van_der_Eyk-MBA_Lyon_H1151-IMG_0428.jpg
Le_Petit_Palais_-_Saint_Jean_l'évangéliste_-_16ème_siècle_-_001.jpg
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Sendemast Hirschlanden.jpg
Trier Georgsbrunnen BW 1.jpg
Vinland_Map_HiRes.jpg
Demachy_-_vue_panoramique_de_Tours.jpg
Rothenburg BW 4.JPG
Jerusalem Modell BW 12.JPG
Sweet Brown Snail am Bavariapark und dem Verkehrszentrum des Deutschen Museums in München an der Theresienhöhe Schwanthalerhöhe Westend.JPG
Castelnou21.jpg
Francesco_Hayez_-_Distruzione_des_tempio_di_Gerusalemme.jpg
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Unimog Schneeschieber Willingen.jpg
Heiligenkreuz_Kreuzgang_Glasfenster_Rund_V.jpg
Parish church, Schalchen, stucco ceiling.jpg
MZK Heiligenkreuz Grisaille-Fenster Albert Camesina 1838 Print 1858 Jahresband 3-345.jpg
MZK Heiligenkreuz Grisaille-Fenster Albert Camesina 1838 Print 1858 Jahresband 3-347.jpg
MZK Heiligenkreuz Grisaille-Fenster Albert Camesina 1838 Print 1858 Jahresband 3-357.jpg
a-woman-wearing-a-long-gown-floating-in-water.jpg
Széchenyi Chain Bridge in Budapest at night.jpg
Trier Porta Nigra BW 1.JPG
Kafarnaum BW 22.jpg
Damas - mosquée des Omeyyades - plaque.jpg
Michelangelo_Caravaggio_072.jpg
Jerusalem Oesterreichisches Hospiz.JPG
Venedig BW 1.JPG
Alma_Mater,_Lorado_Taft.jpg
Death_of_Mary,_Joos_van_Cleve_the_Elder,_W.A.F._150,_151,_152,_Alte_Pinakothek_Munich.jpg
5_Sammlung_Eybl_Frankreich._Lucian_Jonas_(1880-1947)._Grand_Matineé_de_Bienfaisance_(Große_Wohltätigkeitsmatinée_zugunsten_der_Witwen_und_Waisen)._1917._120_x_80_cm._(Slg.Nr._590).jpg
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Religión en Isla Margarita, Valle del Espíritu Santo.jpg
Pieter_Brueghel_the_Elder_-_The_Dutch_Proverbs_-_Google_Art_Project.jpg
Koerperwasser.svg
Föhn.svg
Citratcyclus.svg
Schema MSV-Arena.svg
MTB-82-Innenansicht.svg
Scheme hysterectomy-en.svg
Scheme hysterectomy-de.svg
Reflexion an einer duennen Schicht (Lichtweg).svg
Acrosome reaction diagram de.svg
Weltliche_Schatzkammer_Wien.JPG
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Bild - Tabellenwegweiser, StVO 1966.svg
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Zusatzbild zu Bild 22 und 23 - Anfang.svg
Bild - Hinweis auf innerörtliche Ziele, StVO 1966.svg
Bild - Vorwegweiser zur Autobahn, StVO 1966.svg
Zusatzzeichen 852 - mit Parkscheibe 2 Stunden - neuere Version, StVO 1982.svg
Zusatzzeichen 858 - Taxi frei.svg
Bake an Autobahnen - 600 Meter zur Ausfahrt - nach einem Photo von 1938.svg
Zusatztafel Sackstrasse, StVO 1953.svg
Zusatzzeichen 862 - Rollstuhlfahrer (Pfeil linksweisend).svg
Zusatzzeichen 852 - mit Parkscheibe 2 Stunden.svg
E 9 - Vor-Wegweiser, StVO 1936.svg
E 8 - Vor-Wegweiser, StVO 1936.svg
Autobahnausfahrt-Vorwegweiser, nach einem Film-Standbild von 1945.svg
E 10 - Vor-Wegweiser, StVO 1936.svg
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