Heliostat of solar tunnel, Cambridge Observatories
Change log
Authors
Jones, Derek H.P.
Description
A small photographic print, showing the heliostat of the solar tunnel at Cambridge Observatories, B. E. J. Pagel can just be seen at top L.H. coner.
Keywords
heliostats, solar tunnels, observatories, astronomers
Is Part Of
Publisher
Original with author.