1. Map and profile of the Clinton and Kalamazoo Canal of two different routes across the bent of Clinton River at Frederick Macomb County Michigan Ludwik Wesolowski, engineer. Maps University Of Michigan Public content 1837. Wesolowski, Ludwik. 1 map: ms.; 49 x 74 cm.
2. Map and profile of the ship canal from Belvidere to Mt. Clemens Ludwik Wesolowski. Maps University Of Michigan Public content 1837. Wesolowski, Ludwik. Relief shown by hachures. 1 map: ms.; 55 x 144 cm.