- 
Miscellaneous Inteliigence. 19 
tion of volume III will soon follow. The part now issued forms a 
es me of lviii arid 675 pages. It is published by J. Wiley 
on 
. A new Treatise on Steam Engineering, Physical age tt 
of permanent Gases, and of different kinds of Vapor ; by Joun 
ystrom, C.E. 185 pp. 8vo. New York, 1876. ( 
oe s Sons. )—This work contains many formulas and tables 
relating to combustion, steam pressure and so on, which will be 
useful to the practi tical engineer. The author makes a vigorous 
attack upon many of the co mmonly accepted terms in mechanics, as 
he has done in his eaumogen of Mechan cs. A lar e number ) 
 taleeaebe 
this memoir Mr. ie tds, ives over 400 titles of volumes or 
memoirs relating to the Method of Least Squares, beginning with 
aed rule, published in 1722, and ending with the year 1876. 
The work is however not a mere list of titles. He has given 
Sen upo d abstracts of all the more important papers 
About one-fifth of the titles are quoted at second hand. These 
inor importance. e 
has been able to examine in the libraries of Yale College. The 
su pgeme ey of this list with rent mee of papers is a contribu- 
io hoe value to exact scie 
. ts of the Method of. — Squares ; by ae 
Miser 198 pp. 8vo. London, 1877. (Macmillan & Co.)— 
Merriman treats the subject of Least Squares in two sections. are 
the first he a the least amount of theory possible, the 
*& 
object being to give and explain the practical rules. In the second - 
he detelave ae theor 
6. Royal Society. —In their award of medals for the present 
year, the Council of the Royal Society have taken a wide view, 
for four of the five rea chosen for the honor are foreigners 
Copley medal goes to Professor J. D. Dana, of New Haven, Conn. 
for his biological, vestovaick sia mineralogical investigations, ei 
ried on through half a century, and for the valuable works 
which his ree spa have nea published. ~ F. el, 
wald Heer, of “Zurich for his numerous researches aa ritings on 
the Tertiary plants of Europe, of the North Atueiie North Asia, 
and North America, and for his able generalizations respecting 
their affinities and their geological and climatic relations. For 
the first award of the e Davy Medal, aber Wilhelm Bunsen, of. 
Heidelberg, and Gustay Robert Kirchoff, of Berlin, are select 
