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A middle aged female professor with arms crossed is standing confident in the middle of an university auditorium
View or orchestra oboe player with a silhouette of orchestra conductor in foreground and vague figures of musicians in background during concert in dark hall
The portrait of Jan Amos Komensky from 20 Czechoslovakian Koruna banknote isolated on a white background
Smiling businessman having presentation, standing in front of white board in convention center, holding microphone.
Mature gallery owner in elegant suit presenting new art on canvas in art gallery
Seniors on the seminar, shallow DOF.
Crowd of Smart Tech People Applauding in a Dark Conference Hall During a Motivational Keynote Presentation. Business Technology Summit Auditorium Room Full of Delegates. Male in Focus.
Senior man giving a speech during an educational event in a board room. Copy space.
Senior man portrait on graduation day.
Trier, Germany - Jan 31, 2020: Karl Marx House museum Plaque - Trier, Germany
An African man giving a speech at a business technology conference.
Senior priest holding book and reading sermon for believer people who sitting and listening to him in church
Baroque man in traditional library.
Business coach training corporate workers in conference room, medium shot. Mid adult male project manager speaking in office meeting, front side view
Information board about the founding of the first prayer hall of the Herrnhut Brethren Community in 1724 in the Upper Lusatian community of Herrnhut - Germany.
businessman speaking at a business conference
Hirschengraben School - Zurich, Switzerland
Portrait of a tour guide Antonie van Leeuwenhoek in Delft
French edition of Nicolo Machiavelli's The Prince of 1646.
Ninomiya Sontoku a closeup portrait from old Japanese yen
Horizontal indoor shot
Happy senior speaker waving to her colleagues after a professional seminar at convention center. Blurred motion.
Baroque man holding exotic white bird.
An engraving of Little Crow published in 1863 by Harper & Brothers Publishers in New York.
Portrait of teacher looking at camera and explaining topic in the classroom against blackboard
Portrait Of Teacher By Blackboard In Classroom
A middle aged couple of female friends on staycation in Delft with a tourist guide
Vintage photograph of an senior german couple from Lower Saxony, 1890s. fin niederserfachsisches elternpaar
Frankfurt, Germany - May 18 2022: City streets and modern architecture
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Pieter_van_der_Werff_001.jpg
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Pieter Thijs - Portrait of Herman Joseph van der Porter, Abbot of Saint Michael's, Antwerp.jpg
Allegoriserende portretgroep van de kinderen van Diederic Pietersz van Leyden (van Leeuwen), burgemeester van Leiden, en Alida Paets Rijksmuseum SK-A-4222.jpeg
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Landschap met zandweg Rijksmuseum SK-C-273.jpeg
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