OF SMITHSONIAN PUBLICATIONS. 247 



Methods of — Continued. 



interpolation applicable to graduation of irregular series — E. L. De 



Forest. (R. 1871) 249 



interpolation, additions to memoir on — E. L. De Forest. (R. 1873) 275 



making and preserving plaster casts — A. Pirz. (P. 1881) 467 



Metric system for scientific observation — A. Guyot. (R. 1848) I 



Metric system of weights and measures with tables — H. A. Newton. (R. 1865.) 



209, 371 



Metric system with 8 as base — G. H. Knight. (R. 1867) 215 



Mettenius, G. Acknowledgment for ferns. (R. 1862) 150 



Mexican axolotl, change of, to an amblystoma — A. Weismann. (R. 1877.) 323, 401 



Mexican boundary, forests and trees of Florida and the — .J.G.Cooper. (R. 1860.) 147 



Mexican history and archaeology, observations on — B. Mayer 86 



Mexican Society of Geography and Statistics. Exchanges. (R. 1861 ; R. 1865.) 149,209 

 Mexico — 



description of large fossil gasteropod from — C. A. White. (P. 1880)__ 425 



description of new fishes from — D. S. Jordan ; C. H. Gilbert. (P. 1881.) 467 

 description of new species of genus Brevoortia from — G. B. Goodk. (P. 



1878) 332 



eastern, earthquake in, January, 1866 — C. Sartorius. (R. 1866) 214 



explorations of John Xanlus in — M. Romero. (R. 1862) 150 



Guanajuato and Chapala lake, notes on Duges' collection of fishes from — 



D. S. Jordan. (P. 1879) ■A?>Z 



list of described birds of, not in Smithsonian collection 185 



magnetic observations in — Baron von MiJLLER; A. Sonntag 114 



meteorite in — R. Simson. (R. 1867) 215 



meteorite in — A. Woodworth. (R. 1867) 215 



meteorite in, discovery of — W. M. Pierson. (R. 1873) 275 



meteorites in— J. H. Carleton. (R. 1865) 209 



notes on fishes from, collected by Lieut. H. E. Nichols — D. S. Jordan ; C. 



H.Gilbert. (I'. 1881) 467 



scientific expedition to, report addressed to Emperor of France by Min- 



. ister of Public Instruction. (R. 1864) 188 



southwestern, birds of, collected by F. E. Sumichrast — G. N. Lawrence. 295 



Vera Cruz, account of antiquities in — H. FiNCK. (R. 1870) 244 



Mexico, Gulf of, catalogue of fishes collected in, by J. "VV. Velie— G. B. GooDis ; 



T. H. Bean. (P. 1879) 333 



Mexico, Gulf of, mortality of fishes in — J. P. Jefferson. (P. 1878) 332 



Mica beds in Alabama— W. Gesner. (R. 1879) 345 



Mica mines, ancient, in Nurth Carolina — C. D. Smith. (R. 1876) 299 



Michigan — 



ancient mining in — C. Whittlesey 155 



Beaver Island, natural history of — J. J. Strang. (R. 1854) 75 



