AUTHOR-SUBJECT INDEX, 1849-1961 



135 



Nitrates 



Manufacture of nitrates from the at- 

 mosphere, by Ernest Kilburn Scott. 



1913: 359-3 8 4 

 Nitrification 



Report on nitrification, by B. F. Craig. 

 1861: 3°5-3 l8 

 Nitrogen 



Atmospheric nitrogen fixation, by Eric 



A. Lof . 1923: 203-222 

 Nitrogen question from the military 

 standpoint, by Charles E. Munroe. 

 1909: 225-236 

 Noble, Robert E., William Crawford 

 Gorgas. 1921: 615-624 



NOGUCHI, HlDEYO 



Hideyo Noguchi, by Simon Flexner. 

 1929: 595-608 

 Noise 

 Gun report noise, by Hiram Percy 



Maxim. 1916: 193-198 

 Measurement of noise, by G. W. C. 

 Kaye. 1932: 159-192 

 Nomenclature 



Some questions of nomenclature, by 



Theodore Gill. 1896: 457-483 

 See also Classification 

 Nordenskiold, Otto, et al., Swedish Ant- 

 arctic expedition. 1903: 467-479 

 Nordman, Charles, Henri Poincare: his 

 scientific work; his philosophy. 

 1912: 741-763 

 Sun spot period and the variations of 

 the mean annual temperature of the 

 earth. 1903: 139-149 

 Norris, P. W., Prehistoric remains in 

 Montana, between Fort Ellis and the 

 Yellowstone River. 1879: 327-328 

 Norsemen 

 Norsemen in North America before 

 Columbus, by Johannes Br0nsted. 



T 953 : 367-405 

 North America 



Ancient history of North America, by 



M. Much. 1871: 425-433 

 Distribution of the forest trees of North 



America with notes on its physical 



geography, by J. G. Cooper. 1858: 



246-280 



Fluctuating climate of North America, 

 by Ellsworth Huntington. 1912: 



3 8 3-4 12 



Physical atlas of North America, by 

 George Gibbs. 1866: 368-369 



Remarks contributing to the physical 

 geography of the North American 

 continent, by Julius Froebel. 1854: 

 272-281 



Suggestions relative to an ethnological 

 map of North America, by Lewis H. 

 Morgan. 1861: 397-398 



See also names of countries and states. 

 North Carolina 



Ancient mica mines in North Carolina, 

 byC. D.Smith. 1876: 441-443 



Antiquities in Lenoir County, North 

 Carolina, by J. Mason Spainhour. 

 1 871: 404-406 



Antiquities of Stanly and Mont- 

 gomery Counties, North Carolina, by 

 F. J.Kron. 1874:389-390 



Cherokees of North Carolina: living 

 memorials of the past, by William H. 

 Gilbert, Jr. 1956:529-555 



Earthquakes in North Carolina, com- 

 mencing on the 10th of February, 

 1874, by Warren DuPre. 1874: 254- 

 260 



Topography of Black Mountain, by 

 Thomas L. Clingman. 1855: 299- 



3°5 

 North Pole 



At the North Pole, by Lincoln Ells- 

 worth. 1927: 321-329 



Expedition toward the North Pole (in- 

 structions to Capain Hall by various 

 persons). 1871:361-387 



North Polar Basin, by Henry Seebohm. 



1 8 93 : 375-394 

 Wanderings of the North Pole, by Rob- 

 ert Ball. 1893:75-87 

 Northern lights, see Aurora borealis 

 Northern seas 



Northern seas, by Babinet. 1869: 286- 

 296 

 Northwest Passage 



Conquest of the Northwest Passage by 

 R. C. M. P. schooner St. Roch, by 

 J. Lewis Robinson. 1945: 219-234 



