CXxx Journal of the Asiatic Society of Bengal. [NS., XIV, 
popu — ! entitled. ‘‘ On the conduction of heat in an ellipsoid 
of revo ae | 
veloped a new Pera < soe ha problems of mathematical 
ce pring ellipsoids as boundar Recently I have used it for the 
determination of the no on-stationary’s state of hear’ in an “ellipsoid 2 For 
the simpler agar of an ellipsoid of ho pe the results obtained by my 
method agree with those Horsey d by the methods of Mathieu and Niven, 
with this eeadien that Z poin oats a colnane in Prof. Niven’s memoir. 
Furth have obtained some paneer for (1) the electrical oscillations 
on @n aera conductor, and (2) th ite Sj oduced when plain 
waves of sound impinge upon an ellipsoidal obstac 
On the ey of pillars in earth.—By Capt. E. P. 
sacouatnia 
i 
buildings. The sirobine is attac ne preemie a wrap by ev ites 
general displacement to a concrete block buried in Earth resis- 
ance is as 
m e b orte er. : 
the constant k is calculated. Finally a curve is given by means of which 
_ pe of a concrete block necessary for the iouddaeua of any post Is 
tain: 
ae hy drodynamical solution for viscous flow in a channel 
ite depth and a —— at an angle of 60° to 
ma horizon.—By 8. M. Jac 
eElastic Solids under ee os D. N. MAtuik. 
Section of re 
President—Dr. Guzerr J. Fow. F.1.C., Professor of 
Applied Chemistry, peal vi nstiiute ee Science, Bangalore. 
[THE PResipEntran ADDRESS, ee nee Training of Sinden . 
Applied Chemistry,” has bee n published in extenso, mW — 
J oo of the Indian Institute of Science, Vol. II, No. 1] 
Additive compounds of ainines and esta tts with poly -nitt 
naphthalenes.—By J. J. SupBorovcH 
Most of the known tri- and tetra-nitro-na a pea yi 
additive compounds with arylamines, phenols an ad nolic © Roe Te 
ith whi h as 
eadiness wit h the compounds a daar an ‘ 
stabilities vary considerably with the nitro-derivatives. « oe 5: Zand 
thal a-and p- a ee sae ne have 
1: 3: 6: 8) yield additive ge 
so far been obtained fro 
é-tetra-nitro-na; te Ne lene as 
It has not been found Possible to © prepare Peron ro-naphiaene 
1 Phil Trans, Vol. 1 71 
880). 
n-stationary state of heat in an ellipsoid, 
Pai. » Bulletin ; 
the Calouen Matheonusacd Society, Vol. 8 
