Surveying Snell by Alyssa Stone September 28, 2021 Share Facebook LinkedIn Twitter Northeastern students in a civil engineering materials lab learn surveying, how to make a topographical map using data points collected between Egan Engineering and Snell Library. Photo by Alyssa Stone/Northeastern University Northeastern students in a civil engineering materials lab learn surveying, or how to make a topographical map, using data points they collected between Egan Engineering and Snell Library. Photo by Alyssa Stone/Northeastern University