Author: Jerry Penry, PS

Jerry Penry, PS

Jerry Penry has been surveying for 34 years, is licensed in Nebraska and South Dakota, and has been employed with Lancaster County Engineering for 21 years. He is also serving his second term on the Board for the Professional Surveyors Association of Nebraska.
04.19.2019

Shoot the Moon

July 20, 1969, 20:17 UTC. “Houston, Tranquility base here. The Eagle has landed.” Neil Armstrong calmly communicated these words from the surface of…

03.09.2019

Eimbeck’s Duplex Bars

A critical aspect of a triangulation network was to establish a baseline that was accurately measured upon the ground. During the late 1800’s,…

02.10.2019

U.S. Location Monuments

The growth of nearly every civilization can be linked to the discovery, development, and application of its precious metals and natural resources. Since…