REPORT OF ASSISTANT SECRETARY. 59 



MINERALS. 



From tlie Uuiversity of New Brunswick, Fredericton, New liruns- 

 wick (through JNFr. L. W. Bailey), were received specimens of miuerals, 

 in exchange for material sent. 



Mr. H. J. Johnstou-Lavis, of Naples, Italy, transmitted eleven speci- 

 mens of minerals, for which an exchange of eighteen specimens of mis- 

 cellaneous minerals was sent. 



From the Royal Saxon Mining' Academy, Frieberg, Saxony, were re- 

 ceived fifty-five specimens of minerals, for which a collection, consisting 

 of forty-four specimens of miscellaneous minerals, was sent in exchange. 



GEOLOGY. 



From the Uuiversity of Ne^^ Brunswick, Fredericton, New Bruns- 

 wick (through Mr. L. W. Bailey), were received specimens of geological 

 material, for which an exchange has been sent. 



Sixteen specimens of minerals have been sent to the Auckland 

 Museum, Auclcland, New Zealand, as an exchange for material which 

 lias been promised. 



Mr. H. J. Johnston-Lavis, of Naples, Italy, sent a small series of 

 eruptive rocks from Mount Vesuvius, for which specimens of rocks were 

 sent in exchange. 



From Mr. B. Sturtz, of Bonn, Prussia, were received fifty-five speci- 

 mens of rocks from European sources, for which ninety-three specimens 

 of rocks were sent in exchange. Mr. Sturtz also sent specimens of ores, 

 for which an exchange will be prepared and forwarded. 



Four specimens of rocks were sent, in exchange, to Prof, 1^. (Iroth, 

 Munich, Bavaria, for which an equivalent has been promised. 



PUBLICATIONS. 



In the report of the National Museum for 18S9 the subject of the 

 publications ot the National Museum is treated at some length. It is 

 therefore not considered necessary to review in extenm this branch of 

 the work in this report. 



It is proper to remark that the work of issuing the publications of 

 the Museum is now being more puiictually performed tlian heretofore. 

 The report for 1889 has been publislied, and the report for 1890 has 

 been in type for several months. Volume xiii of Proceedings of the 

 National Museum (for 1890) is in type, and all tlie papers of volume 

 XIV (for 1891) have been issued separately and distributed, altliough 

 the volume in bound form has not yet appeared. 



In the case of the " Bulletin," No. 38 has been published during- the 

 last fiscal year, and some of the parts of Bulletin ;>9 are now being dis- 

 tributed. Before long Bulletins 10, 11, and 12 will be published. 



During the last session of Congress an appropriation of $15,000 was 

 made for printing the report and other publications of the Museum, 



