This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
Summary
DescriptionAcross Mongolian Plains.pdf
English: Across Mongolian Plains: A Naturalist's Account of China's "Great Northwest"
Date
Source
Internet Archive
Author
Roy Chapman Andrews
Other versions
This file has multiple extracted images:
Licensing
Public domainPublic domainfalsefalse
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country. Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Across_Mongolian_Plains.pdf
Captions
Add a one-line explanation of what this file represents
Items portrayed in this file
depicts
copyright status
public domain
inception
1921
instance of
book cover
media type
application/pdf
checksum
b91213f358109d20098ba40158de48b3d4425610
determination method: SHA-1
data size
8,977,583 byte
height
1,089 pixel
width
818 pixel
number of pages
340
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time
Thumbnail
Dimensions
User
Comment
current
07:57, 11 January 2014
818 × 1,089, 340 pages (8.56 MB)
維基小霸王
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):