Catalogue of recurrent groups of sun spots for the years 1874 to 1906
By: compiled by Mrs. Annie S.D. Maunder from the ledgers of groups of sun spots ; published in the Greenwich observations, 1886-1907, under the direction of Sir W.H.M. Christie.
Contributors: Christie, William Henry Mahoney, Sir, 1845-1922.; Maunder, Annie Scot Dill Russell, 1868-
Publisher: Printed for H.M. Stationery Off. by Neill
Published: 1909
Place of publication: Edinburgh
Language: eng
Number of pages: 48
Subjects: Sunspots.
Notes: At head of title: Appendix to Greenwich observations, 1907.