Vintage classroom/school offers painting/poster

This school classroom print on linnen from the 30st is very famous a dutch plate hanging firmly at two sticks. The famous editer M>A> Koekoek made this and the famous made it, these pictures for learning purpose are used in and during the WW2 classroom, imagen.....up to the 70s...
publisher from Groningen is Noordhof offers publishers (also in Indonesia and Suriname).
i got this from an oction reasently cheap.... so with insurance and T&T an shipping it wil be a price that is fingerlicking.....
just "one and only one" unique product !