مؤلف: Ken McGrath

Kenneth James Mc Grath (1952– ) was born in Evanston, Illinois. He began work in land surveying in 1973. He spent twelve years in Illinois doing lot and block–type surveys, hydrography, and ALTA surveys. The author worked in Arizona between 1985-1989, doing public and private sector survey work; control, traverses, and construction. From 1989, he did public and private sector work in southern California; GPS control and traverses on Santa Fe rail right of way, deed writing, survey mapping, acquisition, and relinquishment of highway right of way. The author”s interests are science, history, math, and language. Master Mason (Aztlan Lodge No. 1 Prescott AZ). He is a member of the Southern California Epigraphic Society. Go player (2 Dan).