![[Ruhr operations, March-April, 1920].](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMTgvcnVoci1vcGVyYXRpb25zLW1hcmNoLWFwcmlsLTE5MjAtZjQ5NjU1LTEwMjQuanBn/40/56/webp "[Ruhr operations, March-April, 1920].")
[Ruhr operations, March-April, 1920].
Relief shown by shading and spot heights. In German; English title from explanatory legend. Ms annotations show the size of the Reichswehr and its operations against the Red Army in the Ruhr Valley Region of Ge... more
![[Ruhr operations, March-April, 1920].](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMTgvcnVoci1vcGVyYXRpb25zLW1hcmNoLWFwcmlsLTE5MjAtYjlmY2ZjLTEwMjQuanBn/40/46/webp "[Ruhr operations, March-April, 1920].")
[Ruhr operations, March-April, 1920].
Relief shown by shading and spot heights. In German; English title from explanatory legend. Ms annotations show the size of the Reichswehr and its operations against the Red Army in the Ruhr Valley Region of Ge... more
![[Ruhr operations, March-April, 1920].](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMTgvcnVoci1vcGVyYXRpb25zLW1hcmNoLWFwcmlsLTE5MjAtMTM4MDQ4LTEwMjQuanBn/40/32/webp "[Ruhr operations, March-April, 1920].")
[Ruhr operations, March-April, 1920].
Relief shown by shading and spot heights. In German; English title from explanatory legend. Ms annotations show the size of the Reichswehr and its operations against the Red Army in the Ruhr Valley Region of Ge... more
![[Ruhr operations, March-April, 1920].](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMTgvcnVoci1vcGVyYXRpb25zLW1hcmNoLWFwcmlsLTE5MjAtNWRhNjc3LTEwMjQuanBn/40/32/webp "[Ruhr operations, March-April, 1920].")
[Ruhr operations, March-April, 1920].
Relief shown by shading and spot heights. In German; English title from explanatory legend. Ms annotations show the size of the Reichswehr and its operations against the Red Army in the Ruhr Valley Region of Ge... more