Photographic magnitudes of stars brighter than14m.0 in 40 of Kapteyn's selected areas determined at the Royal observatory, Greenwich
Our rough guess is there are 17,250 words in this book.
At a pace averaging 250 words per minute, this book will take 1 hours and 9 minutes to read. With a half hour per day, this will take 2 days to read.
How long will it take you?
This book will take an estimated to read at a reading speed averaging words per minute. With 30 minutes per day, this will take to read.
Enter your reading speedYou can take one of our WPM reading speed tests to find your reading speed.
Create a free account to track your reading progress, build your reading list, and set reading goals.
Author
Contributions
- Dyson, Frank Watson, Sir, 1868-1969. - Contributor
Publication
1931 - H. M. Stationery off, London, England
Language
English
Word Count
17,250 words, Guess
Page Count
69 pages
Identifiers
- Open LibraryOL19474668M
- OCLC Control Number5712072
- Library of Congress Control Number32020701
Classifications
- DDC523.82
- LCCQB815
Subjects
Reader Reviews
No reviews yet for this book.
Be the first to share your thoughts!