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24. Commission des Parallaxes Stellaires et des Mouvements Propres

Published online by Cambridge University Press:  25 April 2016

M. S. A. Mitchell ,
M. M. Adams ,
Alden ,
Bianchi ,
Curtis ,
C. R. Davidson ,
de Sitter ,
Fox ,
Harper  and
Jones
...Show all authors

Extract

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In November 1931 the President circulated a letter to the members of the Commission which in part was as follows:

In view of the fact that it is now over a quarter of a century since Schlesinger by photography began to determine trigonometric parallaxes by a long focus telescope, and fifteen years since Adams and Kohlschütter derived the first spectroscopic parallaxes, it would seem appropriate to take stock of our present position and to make plans for future development.

Will you be good enough, therefore, to furnish such statements concerning the following topics as are appropriate to the work of your observatory?

Type
Part I: Reports and Recommendations Presented to the General Assembly by the Executive Committee and the Commissions of the Union
Information
Transactions of the International Astronomical Union , Volume 4 , 1933 , pp. 123 - 135
Copyright
Copyright © Cambridge University Press 1933