Showing maps are:
No. 9: Belgium
No. 10: Belgian Congo
No. 11: Europe
No. 12: Asia
No. 13: Africa
No. 14: North-America
No. 15: South-America
No. 16: World
The envelopes were printed in two languages - French and Dutch. And the puzzles were wrapped in an advertisement paper which informs about the production and from where they get their raw materials.