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 Tools, Tips, and Workflows Breaklines, Part 2 Contours
Tools, Tips, and Workflows Breaklines, Part 2 — Contours Lewis Graham Page 3 of 6 QCoherent Software LLC May 2013 www.LP360.com Figure 2: Stereo plotter set up for tracing In the 1980’s, the USGS embarked on a massive program to convert the map separates (these pieces of film) to digital format.