‘blackboard’ historical pictures (exact matches)

Boy in top hat explaining the basics of mathematics
Boy in top hat explaining the basics of mathematics
A young man of letters
A young man of letters
General Joseph Gallieni, French colonial Governor of Madagascar, overseeing the building of roads and the opening of …
General Joseph Gallieni, French colonial Governor of Madagascar, overseeing the building of roads and the opening of …
Learning the alphabet of Baksheesh
Learning the alphabet of Baksheesh
A Muslim school
A Muslim school
A chemistry class at the Lycee Janson-de-Sailly, Paris
A chemistry class at the Lycee Janson-de-Sailly, Paris
Nel paese delle stranezze
Nel paese delle stranezze
The Royal Masonic Institution for Boys, Bushey, Herts
The Royal Masonic Institution for Boys, Bushey, Herts