RT @dValero_@twitter.com

Not sure if this is #FlumeFriday or #hydraulics #history. End sills for energy dissipators tested by #TheodorRehbockLabor around 1920; much earlier than @usbr@twitter.com design of stilling basins guidelines. The German influence was considerable in the field of #fluids before WWII

🐦🔗: https://twitter.com/dValero_/status/1583447562945585153