Da 
Miscellaneous Intelligence. 305 
Prior to the formation of the halo, and for some time after, we ceased 
At 9% 30m a faint secondary bow was formed of 8° lesser radius, but 
it ange only a few minutes 
. Oil Wells of Pennsylvania and Ohio.—A strong impulse has been 
to the explorations for phone: by the success of the well at 
Titusyille, Pennsylvania, ——e me hove ast by the Pennsylvania 
Oil Company, on Oil Creek. a a circuit of five miles from Titus- 
is more tif but even at — 15° is still fluid. Its pepe is strong and pecu- 
liar from the Pennsylvania wells—but from the wells at Mecca, Ohio, it 
is nearly odorless, ‘It boils at a very high temperature, but begins to dis- 
till a thin colorless oil, even at 212° F. By frac tions distillation, I ob- 
tained from 304 = of crude oil of Titusville : 
payee Quantity. Density. 
- Produet at 10090. = 2°F, (acid water,) 5 Gms, 
0. to per =9849 to 302°F. 26 = “788 
sd ne oe to 160°C,==302° to 320°F, 29 “ “752 
4th *  & 160°C, to 170°O.—=320° to 338°F 38 “ “766 
Sth 170°C, to 180°C. =338° to 356°F 17“ “776 
ma oes F 26. to 200°C. =356° to 392°F. 16 “ 800 
ith “ 900°C, to 220°C.—=392° to 428°F. 17 “ 848 
mh 14. 6 poet i 270°0,=428° to 518°F. 12 “ 
The @ boiling points of these several fluids present some anomalies, but 
are usually progressive, thus, 
i?) 
No. 2, common boiling at 115°C.=-239°F, remained constant at 228°C. pth 
8. “ 190°C. =248°F, 270°C.==518° 
4, 6 “ 140°C.—=28. 84°F, ge pain mrp | 
“ « # 160°0,=820°R, and still rising at 808 _yeryine 
s, 2 “ 185° O==2762R. rose rapidly shove the range 0 
rial therm: 
J: ww 1950 C a aTtOR and a8 rising at $00°O.=805°R. 
fe five products remained entirely fluid at the low temperature 
“ia many Oil Wells have 
lately been bored. We learn from Dr. J. 8. cee has lately 
Visited them, that only two were as yet conside rably pr ee te 
. Corners which yields three or four ote of cru “a oil, daily, 
and the second has rewarded the industry © 
wnexpected yield of twenty-five gallons a or from — to oo 
mels daily. Over r fifty wells were already in progress. Many © 
ene oil from the sand near the surface, e - 
cil to the depth of fifty feet at a cost not a’ 
the pumping ieamniag vod lining. Oil springs have been known in both 
AM. JOUR, scL_sECOND SERIES, Vot. XXX, No. 82—SEPT., 1860, 
39 
