Miscellaneous Bibliography. oil 
this place nearer than twenty miles, and the best Judges give its 
duration at from two to three minutes from the flash to the ex plo- 
sion. The sound was of such f “ as to shake the ee and 
many believed it to be an pair 
These are all the statements I Pe been able to obtain in rega 
It was beyond all doubt a meteorite, and La ing all possible 
st 
acknowledge the assistance afforded by Mr. Moore and Mr, 
a ot Ohio 
letter dated Alfred Ghairier Alfred ’ 1369.) 
—t her communicate for the Journal the elements of (10 
which I have computed from the following observation 
Date, W. M. dos Place of observation. a t) 
Oct. 9, 18 26 32, Hamilton Coll. Obs. 14 00 45 ‘949 37 15-0. 
Oct. 31, 8 44 33, Hamilton Coll. Obs., 9 11 27°8 9 54 47°8. 
Oct. 31, 8 44 33, Alfred Observato o 3 
Nov. 28, 7 15 57, hae Observatory, 8 
’ Epoe h Oct. 9°0, W. M. T 
log a="4295348 
For computing an ephemeris, I find: ' 
log a=9°9999681 + log sin (v + 145° 19’ 47’4) 
log y=9°9307966 + log sin (v + 55 45 21-1) 
log z==9°7181204 + log sin(v + 54 11 42:2) 
V. MISCELLANEOUS BIBLIOGRAPHY. 
1. Exercises in Practical Leet by A. G. Vernon Har- 
cours, M.A., F.R.S., Sec. ©. S., and H. G. Manan, MA, FCS. 
novitiate is esumed to be ually BS of oonioe 
symbols and ophy and is led into the laboratory much as an 
apprentice to A oso wad i is therefo: re first made familiar with his 
tools, and how to use them in the most simple operations before 
She teksti od by oc the es of oxygen and other gases. It is 
ati’ d cuts, mostly new and many of them 
— effecting s abalaiuee 5 is that of Williamson. Symbols 
