Subject-matter index of patents for inventors issued by the United States Patent Office from 1790 to 1873, inclusive
Our rough guess is there are 487,750 words in this book.
At a pace averaging 250 words per minute, this book will take 32 hours and 31 minutes to read. With a half hour per day, this will take 65 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
- Leggett, Mortimer Dormer, 1821-1896. - Contributor
Publication
2000 - Ayer Company Publishers, North Stratford, NH, New Hampshire
Language
English
Word Count
487,750 words, Guess
Page Count
1,951 pages
Identifiers
- OCLC Control Number45768292
- Open LibraryOL16339403M
Classifications
- LCCT223.D7 A45 2000
Alternate Titles
- Subject-matter index of patents for inventions, 1790-1873.
- Patents for inventions - 1790-1873.
- Subject-matter index of patents for inventions issued by the United States Patent Office from 1790 to 1873, inclusive.
Subjects
Places
Genres
- Indexes
Series Statement
- America in two centuries, an inventory
- America in two centuries
Reader Reviews
No reviews yet for this book.
Be the first to share your thoughts!