statue of socrates, the philosopher, with sky in distance - philosopher stock pictures, royalty-free photos & images
age of reformation, the humanists sitting together in thoughts and discussions - philosopher stock illustrations
adult man with beard in medieval costume thinking for inspiration - philosopher stock pictures, royalty-free photos & images
old engraved illustration of virgil, horace and varius at the house of maecenas - philosopher stock pictures, royalty-free photos & images
astronomer writing on parchment with feather pen - philosopher stock pictures, royalty-free photos & images
the school of athens. detail of a mural by raphael painted for pope julius ii - in the center plato (leonardo da vinci) discourses with aristotle. 1509. raphaël. room of the segnatura. vatican museum. - philosopher stock pictures, royalty-free photos & images
diogenes : also known as diogenes the cynic. (high resolution with great detail) - philosopher stock illustrations
denis diderot ( 5 october 1713 – 31 july 1784) was a french philosopher, art critic, and writer, best known for serving as co-founder, chief editor, and contributor to the encyclopédie - philosopher stock illustrations
famous greek poets and philosophers, wood engraving, published in 1880 - philosopher stock illustrations
Simone Weil french philosopher, here in 1936 during spanish civil war when she was in the Durruti Column
old engraved illustration of virgil, horace and varius at the house of maecenas - philosopher stock pictures, royalty-free photos & images
quintus horatius flaccus known horace, (8 december 65 – 27 november 8 bc) was latin poet and satirist. - philosopher stock illustrations
socrates (469 bc-399 bc), greek philosopher, lithograph, published in 1882( - philosopher stock illustrations
aristotle (384 bc - 322 bc), classical greek philosopher. he is one of the most famous and influential philosophers of history - philosopher stock illustrations
paul preaches in athens (acts 17), wood engraving, published in 1860 - philosopher stock illustrations
the little philosopher: girl holds her arms crossed over an open book lying on a table, she looks confidently at the viewer - philosopher stock illustrations
curious funny girl in glasses is talking about a document in her hands - philosopher stock illustrations
eva catharina lessing (22 march 1736 – 10 january 1778) was a german woman of letters - philosopher stock illustrations
johanna christiana sophie vulpius von goethe (1 june 1765 – 6 june 1816) was the longtime lover and later wife of johann wolfgang von goethe - philosopher stock illustrations
aristotle (384 bc - 322 bc), classical greek philosopher. he is one of the most famous and influential philosophers of history - philosopher stock illustrations
Circa 410 BC, The Greek philosopher Socrates teaches his doctrines to the young Athenians whilst awaiting his execution. Original Artwork: An...
'School of Athens', c1510. Fresco showing Greek philosphers and scientists with Plato and his pupil Aristotle in the centre.
a statue of an old man thinking with a bird on his head - philosopher stock pictures, royalty-free photos & images