First-order Leveling in Alaska U.S. Coast and Geodetic Survey Published: 1930 Total Pages: 44 Get eBook
First-order Leveling in Michigan U.S. Coast and Geodetic Survey Published: 1932 Total Pages: 84 Get eBook
Manual of Leveling Computation and Adjustment Howard Snyder Rappleye Published: 1948 Total Pages: 196 Get eBook