Miscellaneous Intelligence. 445 
On the: History : — abst of the instruments known as rotascopes, gyroscopes, 
W.B.R 
On Various Oyelones or Pda a of the North Pacific Ocean, with a chart show- 
ing their course of progression; By W. OC. Redfield. 
On the Modificatlons of the Sesquioxy d of Chromium ; by E. a epeoh 
On the Relative Age of the different portions of the moon’s surface, and the catas- 
— to which ore rtion seems to have rua san pe pc ‘Stephen sales. 
a New of measuring celestial y 
romans cotidal ines of div and semid dorcnal oe of the Coast of the 
United States on the Gulf of Mexico; by A. D. Bache. 
A Report on the New rinse of ‘Obeartation now in use at the Cincinnati Obser- 
: : it 
i 
: 
je 
ao 
° 
5 
= 
. New Method of ri ig ht ascension, as to its limit of wef 
2. New Method of ees as to its limit of accuracy., 
3. New Method of determining personal “e ation and personal error. 
4, New Method of wettihig instrumen 
oa 
Remarks on Ozo mueue sake Wi 
On the Meridian ‘Toatrauhene of the Dudle ey Oler ry; by B. A. Gould. 
rrangement Sia = ey ohio whisk seem to confirm the 
i 
s to determine ahs cause of the increase of Sandy Hook, 
Tot: b or cer a for the ‘iciaheeidnets on harbor encroachments of New 
or’ 
‘ Osby Aavantages of obse erving a lunar gh sre of a limb, in transits, for de- 
__ termining the difference of longitude; by D 
— to the Paper ablished i in the Providence Proceedings, on the secular 
ion etic declination in i Atlantic and Gulf Coast of the United 
tes, frome observations in the 17th, 18th, 19th phon under permission of the 
; s A. Sch it, 
iscussion of the Se ilar variation of magnetic inclination in the Northeastern 
States, communicated under + percitiekin of the Superintendent and authority of the 
rtmen h . Schott. 
Discussion of the terrestrial ce oa elements for the United States, from obser- 
raged . Bache a 
b . E. Hilgard. 
sig “ina Stars, and the pence hag origin of the forms of cakcatats 
nebuiss by Ste a Bees nder, 
On the Sonat of air bubbles by drops falling on the surface of water, etc.; 
by Wiliam @ Ts. ts 
On the Results of the United ae Astronomical con sere to Chili, for the 
determination of the solar parallax; by B. A. Gou 4 
= I An Account of a large barometer in the al of the “Smnitheonian Institution; by 
en 
4 On a Method of determining the latitude of a place, from = ahi times 
_ When two he wn stars arrive at the same altitude; by W. Chauv 
On the Plan of Reduction of the Meteorological “Obnerevkistie “reported to the 
i Smithsonian 1 Tnetiuton, oes ted by the adi be sy James H. Coffi 
: oe e Asteroids; by Dr. Bri 
: pele Presses Mortality, dite palated’ ‘or Fw feral of age; accompa- 
| a ie okie chat tae ton tion He life, present oto of life annu- 
ities, and other very Fico sovelviegy life Sen es from return ulation 
Be olation ; by E. B. Elliott 
On tie inne "4 Aeeurary pe reais by € ugmenting the number of 
