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Medium full shot of adult male college professor giving lecture on law in university classroom while student raising hand asking question
Group of young male and female university students seated in chairs behind a female professor at university of Bangkok.
Large group of happy college students congratulating their female professor on successful class at lecture hall.
Postage stamp Romania 1960 shows Mark Twain (1835-1910), circa 1960
Vintage photograph of Wilhelm II, German Emperor the last German Emperor (Kaiser) and King of Prussia.
College students attentively listening to mature professor in the classroom.
Kaiser Wilhelm II, German emperor, and his wife, Augusta Victoria postcard. Photo was taken, during a visit to Windsor Castle in Nov. 1907, ready for any usage of  historic events background usage.
Light curtain that dropped down as a straight line on the floor. Background for inserting text, empty spaces.
Professor Holding Lecture to a Multi Ethnic Group of University Students
Profile view of a senior professor brainstorming during a lecture in amphitheater. His students are in the background.
Photo taken in Los Angeles, United States
John Albion Andrew (May 31, 1818 – October 30, 1867) was an American lawyer and politician from Massachusetts. He was elected in 1860 as the 25th Governor of Massachusetts, serving between 1861 and 1866, and led the state's contributions to the Union cause during the American Civil War. He was a guiding force behind the creation of some of the first African-American units in the United States Army, including the 54th Massachusetts Infantry.
A white Poodle sits calmly by the lakeside, with mountains in the background. The dog peaceful demeanor is enhanced by the tranquil water and serene surroundings.
Vintage photograph of Oscar de Négrier, French army General, 19th Century. French general of the Third Republic, winning fame in Algeria in the Sud-Oranais campaign (1881) and in Tonkin during the Sino-French War (August 1884 – April 1887).
Pink orchid flowers isolated on white background
A female student talks with her professor in the corridor, holding a tablet after class.
Romania 1960 postage stamp printed in Romania shows Robert Koch (1843-1910), circa 1960
a vintage Russian Grand Duke Nicholas photo postcard of 1910s,  ready for any usage of  historic events background usage.
Istaravshan, Tajikistan - November 26, 2023: Bust of Lenin in Istaravshan, Tajikistan.
Image from 19th century
dog in autumn leaves flat lay. lucky jack russell terrier plays
Vintage photograph of Wilhelm II, German Emperor at a Berlin art exhibition
Mihai Eminescu cit from 1000 Romanian lei banknote, 1996 Series - paper, for design purpose
Wilhelm I, German Emperor and King of Prussia (1797 - 1888). The German Empire/Imperial Germany era (circa 19th century). Vintage halftone photo etching circa late 19th century.
heterosexual couple sitting in the desert watching the stars and Milky Way next to a telescope, stargazing and exploration concept
A diverse group of four colleagues walking and discussing ideas in a bright hallway, fostering collaboration and teamwork. They are dressed in casual attire, creating a friendly and approachable atmosphere.
Portrait of displeased senior professor feeling angry during a class in amphitheater and looking at camera.
Postage stamp Finland 2004 printed in Finland shows Jean Sibelius (1865-1957) composer, and wife, Aino Sibelius (1871-1969), circa 2004
Teacher, hands and paperwork for exam, classroom and planning on table, education and person in academy. Literature, sorting and professor with documents, evaluation and invigilator in high school
Free Images: "bestof:Leche, Wilhelm (av Oscar Björck 1910).jpg sv sv Wilhelm Leche 1850-1927 svensk zoolog och professor vid Stockholms högskola Målning av Oscar Björck 1910 en"
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