LT-20170810-080340.TIF
Two wells being drilled for a closed loop geothermal heat exchange pipe. Image taken with a Leica T camera and 23 mm f/2.8 or 11-23 mm lens.
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- 10 Aug
![Two wells being drilled for a closed loop geothermal heat exchange pipe. Image taken with a Leica T camera and 23 mm f/2.8 or 11-23 mm lens.](https://www.davidmathre.com/img-get2/I0000WPgJuLHee3A/fit=1000x750/LT-20170810-080340.jpg)
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