Swedish Pole with 10 prisms and strobe light above. The 10 prisms were used to reflect light from an electronic distance measuring instrument. The reflectors are 90-feet above the ground.

Image ID: geod1114, NOAA's Geodesy Collection
Location: Missouri, Cabool area
Photo Date: 1978
Photographer: Commander George Leigh, NOAA Corps (ret.)


• High Resolution Photo Available