JOURNAL OF PROCEEDINGS. 685 
quested one of my assistants, Dr. Sonntag of the Dudley Observatory, to 
compute for me the places of the sun, moon, and planets, at the autum- 
nal equinox, 1722 B. C. 
“This work has been completed, and his computations agree well with 
yourown. He finds at Paris, noon, 1722 B. C., 
The Sun’s longitude ++++++ +++e++ seeees 179° 57’ 
The Moon’s apparent longitude++++++ +» 24° 48’ 
Mercury’s longitude--++ ++++ +++ ++ ++++219° 47’ Retrograde. 
nus’ ee eeee ween coves 19]9 87’ 
rs’ «6 ee eeee saree Bee eee 1472 14’ 
Jupiter’s “ én 6a. neat + 100° 30/ 
Saturn’s gaa dee ckonse svecksunE” ae 
_ “These results agree with your own, and I am now desirous of obtain- 
ing from you a brief history of the method by which you reached to the 
knowledge of the “Key” which seems to unlock all these astronomical in- 
be given in this city sometime in December. 
With at respect, very truly, 
rer : Jf 0. M. MITCHELL.” 
Prof. Seyffarth read the first part of a paper on a“ Remark- 
we Papyrus-Scroll, written in the Hieratic character, about 
0 B.C” 
Edwin Harrison presented a small sandstone slab, im- 
som 
chloride of Lead; also, a specimen of Silver ore, containing an 
average of 62.08 ounces to the ton of 2000 Ibs. of ore, from 
the St. Louis Mines of Arizona. 
December 5, 1859. 
The President, Dr. W1st1zeNnvs, in the chair. 
Thi . 
irteen members gums Sharswood, Cavendisham, 
ak es that, du the 
Si, Al, Fe, Ce, Ca, Mg, a : 
81.86, 16.87, 12.26, 21.27, 10.15, 1.67, “* ©" 
