Professor Plassmann und das Sonnenfleckenphänomen;
Weiteres zur geozentrischen Feststellung ...

Description

Main Author

Schlaf, Johannes, 1862-1941.

Language(s)

German

Published

Hamburg, Hephaestos-Verlag, 1914.

Subjects

Plassmann, Joseph, > Plassmann, Joseph, / 1859-1940. > Plassmann, Joseph, / 1859-1940. / Erde und Sonnenflecke.
Cosmography.
Sunspots.

Physical Description

33 p. incl. tables. 22 cm.

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