The thermionic valve and its developments in radio-telegraphy and telephony
Our rough guess is there are 69,750 words in this book.
At a pace averaging 250 words per minute, this book will take 4 hours and 39 minutes to read. With a half hour per day, this will take 10 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
Publication
1919 - The Wireless press, ltd., London, England
Language
English
Word Count
69,750 words, Guess
Page Count
279 pages
Identifiers
- Open LibraryOL7207361M
- Internet Archivethermionicvalvei00flemrich
- Library of Congress Control Number20010610
Classifications
- LCCQC701 .F5
Reader Reviews
No reviews yet for this book.
Be the first to share your thoughts!