Prints of Great War from France including a few paper models
https://www.loc.gov/item/mp76000114
The welcome page of the Museum Collection of prints from Epinal.
https://webmuseo.com/ws/musee-de-l-i...llections.html
leads to thumbnails of over 5000 prints including a few paper models.
(click "Les collections" then "
Visualiser les oeuvres" )