If you're researching fighting in France you should check out this site:
http://www.geoportail.gouv.fr/accueil
I provides excellent topographical information throughout France. It's modern, so you have to be careful re buildings etc. but hills don't change much and the topographical information is very detailed:
View attachment 44233
http://www.geoportail.gouv.fr/accueil
I provides excellent topographical information throughout France. It's modern, so you have to be careful re buildings etc. but hills don't change much and the topographical information is very detailed:
View attachment 44233