584 INDEX. 



Page. 



Mode of occurrence of pyrites 190 



rutile 246 



spodiimene 308 



Models, illustrative of history of navigation, in National Museum 525 



Molding sand 474 



analyses of 476 



essential qualities of 475 



localities of 476 



MoUusks, division of, work on the study series in 30 



Molybdenite 193 



composition of 193 



occurrence of 194 



uses of 194 



Monazite 383 



bibliography of 387 



composition of 383 



in Brazil 384 



North Carolina 383 



localities and mode of occurrence of 383 



methods of extraction of 385 



uses of 387 



Montgomery, Thomas H., title of paper by 142 



Mooney, James, Moki heddle frame collected by 507 



Moore, J. Percy, collection of leeches sent to 35, 61 



specimens of Desmognathus sent to 60 



title of paper by 143 



Moore, H. F., reference to study of isopod crustaceans collection 34 



studied Isopoda collected by the steamer Fish Hawk 58 



Morgantown, pottery at 513 



Mortars 264 



Moss, William B., donation of shell collection of Rev. and Mrs. James Had- 



iield from 28 



Murdock, John, title of i^aper by 143 



Museum building, number of visitors during the past year to 11 



number of specimens in 6 



staff 71 



Museum of Comi^arative Zoology, Cambridge, Mass., snakes sent to 60 



Museum of Natural History, Paris, fishes obtained by M. Chaffanjon, received 



from 28, 66 



National Electric Light Exposition, Museum represented by number of models 



of electrical apparatus at - 69 



National Museum, U. S. , accessions to 53 



approi^riations for 51 



bibliography of, for year ending June 30, 1899 125 



building and repairs in 53 



buildings rented by 53 



catalogue entries in registers of 54 



collection of heddle frames in 488 



cooperation of Executive Departments of the Govern- 

 ment with 62 



custodian of specimens 8 



exchanges by 55 



expenditures of 52 



