Photograph of the Coronascope II-alpha. Back of photograph reads, "Coronascope II-[alpha symbol]".
Photograph, Coronascope II-alpha
image
Sun--Research
High Altitude Observatory (HAO) Records
https://aspace.archives.ucar.edu/repositories/2/resources/25
Copyright University Corporation for Atmospheric Research (UCAR). This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
http://n2t.net/ark:/85065/d7ns0s9h