1801.] 
ze—xv. Swelling of the joints, r-—xvi. 
Broken bones, 1+—xvii. Chronical erup- 
tion, 6—xvili. Scaling. off of the fkin, 1, 
—xix. Comiumption, t—xx. Retention of 
urine, 1—xxi. Ulcers and degeneration of 
the penis, 1—Several operations to remove 
cataracts ; and likewife the rare, impor- 
tant, and fuccefsful operation of ampu- - 
tating the penis, 
SOCIETY of the SCIENCES at GOT- 
! TINGEN, 
On the rft of November, 1800, the So- 
ciety celebrated its inftitution- day. 
ty-nine years had now elapfedfince it was 
firft formed. Profeffor Heyne read a 
Difcourfe on the occafion; and the fub- 
jects of which it treated were various :— 
A. The Hiftory of the Society ; of which 
an extract is publifhed in the Gorting. 
Anxeig. von gel. Sachen—B. An Account 
of the Prize-diflertations received, and of 
thé new Prize-queftions. for the following 
year :—I. No treatife had been received 
in anfwer to the mathematical . prize- 
queltion, the object of which was ‘*Dejfinire, 
accuratius quam adhuc fadium fit, theoriam 
molus vaporum. ~——The economical quef- 
tion, for the belt anfwer to which a prize 
of 12 ducats had been offered, related to 
the moft efficacious means of- promoting 
horticulture, or the cultivation of garden- 
plants, in the villages. Fifteen treatifes 
were fentin; and the Society adjudged the 
prize to No. 15, the author of which is 
M, J. F. von Rotbergift.—1I. New prize- 
queftions for the following year :—For 
November, 1801, the following hiftorical 
prize-queltion: ** Defiderat Societas, ut 
magnus difflenfus, quo in hifforia veteris 
repni Perfici a fcriptoribus Grecis et 
Latinis difcedunt Orientales, fub criticum 
examen vocetur, et quidem ita, ut, miffis 
antiquiflimis et fabulofis regibus, in ztate 
hiftorica poft Alexandrum M. h. é. regum 
Grecorum, Parthorum f{. Arfacidarum 
et Saffanidarum,: verfetur difputatio.”"—~ 
{2) For November, 1802, the phyfical 
prize-quettion, of 1799, which was not 
then fatisfaétorily an{wered, is again pro- 
pofed, viz. ** Quaritur, in quibufnam in- 
feétorum et vermium ordinibus refpira- 
tionis functio et effectus primarius, qui 
vulgo proceffus phlogiftici, combufture 
certo refpectu comparandi, nomine venit, 
obfervaticnibus et experimentis demon- 
ftrari poffit ?”—(3) For November, 1303, 
a new prize-queftion: ‘** Cupit R. Socie- 
tas I. experimentis exquifitis, et calculo 
illis innixo, follicite inveftigari, quomodo 
corpora ex diverfis materiis, fed ejufdem 
figure et voluminis (optime forfan {phere 
Proceedings of Learned Societies. 
For-. 
diametri unius circiter pollicis) fub eodem 
aéris flatu, eadem luminis’ intenfitate, 
eadem temperie initiali, &c. fenfim per 
fingula minuta temporis obfervationis in 
lumine folari calefiant; If. Ad quem gra- 
dum temperiei corpus quodliber adhibi- 
tum, in ‘fine obfervationis, h, e. ceflante 
caloris incremento, perventum eflet, vel 
direSta obfervatione (quod preecipue cupi- 
mus), vel falrem ex lege obfervata incref- 
centis caloris erut.”——The authors of the 
beft differtations will receive prizes of zo 
ducats.—{4) Economical prize-queftions s 
—(a) For July, 1801: The moft accu. 
rate and complete Natural Hiftory of the 
infects, which are cailed earth-fleas (chry- 
fomele), and the moft effectual remedy ta 
prevent the damage which they occafion. 
——(b) For November, 1801: The clearef 
and beft-founded inftru€tions how to find 
fofile-coal, &c.—(c) For June, 1802+ 
The deft phyfical and economical defcrip- 
tion of fome confiderable diltri&t of the 
Eleétor of Hanover’s dominions in Ger- 
many.—The prize is 20 ducats. I{y, 
A learned differtation, the object of which 
was to fhew, from the ecient hiftcrians, 
what effects had been produced by the 
fudden influx of gold and filver into 4 
country. ProfcMlor Heyne takes his ex- 
amples principally from the hiftory of the 
Lydians, Perfians, Macedonians, and Ro- 
mans. A copious extract from this dif- 
fertation is inferted in the Gott. Aur. 
1800, p. 1921-36.—At the fame meeting 
was read a Treatife by M. von Kohler, of 
Peterfburg, containing learned refearches 
relative to the Sarda, the Onyx, and the 
Sardonyx, of the Ancients. For an ex- 
tract from this treatife, fee Gott. *Anzeis. 
1300, p. 1929.~—In the November-meet- 
ing, Profeifor Wildt laid before the So- 
ciety a Critical Hiftory of the Air-pump. 
There will follow the defcription of an 
air-pump conftruéted by himf{elf, and . 
which is, in fome meafure, the ‘refult of 
the foregoing critical inveltigations, as the 
author has endeavoured to unite in “lus 
air-pump all the advantages he had dif- 
bers} 
covered in-preceding ones. An extract of 
Prof. Wildi’s treatife is inferted in the 
Gott. Anz. 1800, p. 103§.—On the-6th 
of December Profeffor Buhle read a differ- 
tation ** De librorum Ariftotelis, . qui 
vulgo in deperditis numerantur, ad libros 
ejuidem fuperftites ratione.”” . The au- 
thor examines all the exifting lifts of 
Ariftctle’s works, and endeavours to re~ 
magve the great confufion. and -lterations 
of the titles, in order to obtain a more 
certain and complete view of the whole 
fcientife cycle of Ariiotle. He fhows 
that 
