EditorialNicole Maedel and Thorsten Hüsener, both project engineers with the Federal Waterways Engineering and Research Institute, use a boat simulator to test the navigability of waterways, in Karlsruhe, Germany, Oct. 27, 2022. (Laetitia Vancon/The New York Times)
EditorialRappahannock River, Virginia , cartographic, Maps, 1861, Bache, A. D. (Alexander Dallas), 1806-1867, Blunt, Edmund M. (Edmund March), 1770-1862, Palmer, W. R. (William R.), -1862, Seib, J. (John), Farley, John, 1802 or 1803-1874, Adams, I. Hull, Lee, S...