Title

Photograph of Gustav Spörer

Caption

Photograph of Gustav Spörer (1822-1895) a German astronomer. Dated 19th Century

Date

19th century

Credit line

Photo12/Ann Ronan Picture Library

Reference

ARP23A12_373

License type

Rights managed

Available size

180,0Mb (5,9Mb) / 21,9in x 32,0in / 6561 x 9589 (300dpi)

Keywords

19th Century Early Photograph Early Photography Photograph Photography Gustav Spörer Friederich Wilhelm Gustav Spörer German Germany Astronomer Astronomy Sunspots Sunspot Cycles 19th Century