0. DOCID:2351 1891 "Europe during and after the Ice Age" 0.0149057483011589
1. DOCID:1590 1888 "Explorations in the Dominion of Canada, 1886" 0.0144642653871606
2. DOCID:1286 1887 "The Nicaragua Canal" 0.0138084424068945
3. DOCID:1586 1888 "The Geological Observations of the Yukon Expedition, 1887" 0.0125095677309398
4. DOCID:6909 1910 "Glaciation in the San Bernardino Range, California" 0.0122963450806066
5. DOCID:2221 1890 "Asia" 0.0122126745885927
6. DOCID:6924 1910 "Glacial Lakes of the Catskill Valley" 0.0115509317482395
7. DOCID:4543 1901 "Remarkable Discoveries" 0.0114614076665424
8. DOCID:6013 1907 "Note on a Tertiary Basin in Northern Alaska" 0.0114111671384231
9. DOCID:7002 1911 "Surveys in Alaska" 0.0111309015138806
10. DOCID:4441 1900 "Plant Geography of North America" 0.0105564173365696
11. DOCID:6756 1910 "Shackleton's Contribution to Biogeography" 0.00984491512773238
12. DOCID:2496 1891 "Scientific Results of Nansen's Journey across Greenland" 0.0096666981534502
13. DOCID:1326 1887 "The New Route from England to Eastern Asia, and the Hudson Bay Route" 0.00956840328112563
14. DOCID:3943 1898 "Northern Rocky Mountain Glaciers" 0.00953696177189478