No CrossRef data available.
Article contents
Joint Meeting of Commissions 8, 23, 24, 25, 27, 28, 29, 30, 32 and 33 for a Discussion on Galactic Structure
Published online by Cambridge University Press: 25 April 2016
Abstract
- Type
- Part IV Meetings of Commissions
- Information
- Copyright
- Copyright © International Astronomical Union 1976 1939
References
page no 452 note * Meanwhile the Agfa has put on the market red-sensitive emulsions of similar speed, of which the Superpan Press film should be mentioned especially because it combines extreme speed in the red and blue with a remarkably fine grain.