AstroPier1:
Left to Right:
Ron Oscarson, P.E. facilities director for Spokane County;
Denny DeMeyer, Lynden, Chair, LSAW Historical Society; 
Walt Dale, Spokane, Inland Empire Chapter LSAW;
Jim McLefresh, GPS Surveyor, Spokane County Engineering. 

Various USGS documents compiled by Jim McLefresh
with help from Dale Benson, USGS, Denver, CO.