As the third-born son, Washington needed a practical career for himself to make money. He read The Art of Surveying and Measuring Land, which helped solidify his future career path—first as a surveyor, then as a military officer.
The Washington Library's digital historian, Joe Stoltz, was recently interviewed by the National Geospatial-Intelligence Agency's Geointeresting podcast about Washington's surveying career and its impact on his career as a general.