Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Composite Map: G-1 through A-III.
1906
Sargent, R.H.
1:125k
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
Research in China 1903-1904 : Geographical and geological maps
1906
Washington : Carnegie Institution of Washington
