The position of the sun's axis
Subtitle: as determined from photographs of the sun taken in the years 1874 to 1912 and measured at the Royal observatory, Greenwich.
By: Under the direction of F.W. Dyson ... Published by order of the Board of Admiralty in obedience to His Majesty's command.
Publisher: H.M. Stationery off., Neill & co., limited [printers] Edinburgh
Published: 1913
Place of publication: London
Language: eng
Number of pages: 59
Subjects: Sunspots.; Sun.
Notes: "The preceding investigation originated with Mr. Maunder, and was carried out under his superintendence ... F.W. Dyson."--p. 59.