Cessna 140, early flight survey
The Cessna 140 (on the right) was used as part of the early site survey for the first US national observatory. Some of the initial survey work was carried out from the air, with ground-based follow-up work at promising sites. From the private collection of Dr Helmut Abt.
Credit:Helmut Abt/NOIRLab/NSF/AURA/
About the Image
Id: | noao-02548 |
Type: | Photographic |
Release date: | June 30, 2020, 9:53 p.m. |
Size: | 1997 x 1300 px |
About the Object
Category: | People and Events |