Obfervatiom in Ete&ricity* 
animal substances. 
Tortoife-fhell, w; ivory, s; Lone, s; \ 
horn; lamb’s-tooth; horfe’s-hoof; deer’s- 
hoof; mufcle of the leg of a deer, s; 
cartilage, s; fpur of a young cock; 
bill, claw, and fcale from the leg of a 
turkey, s ; fcale of a carp; the chryfalis of 
a moth, recent from the earth, cleanfed ; 
crajjamentum of the human blood ex- 
ficcated, w ; quills ; claw of an unboiled > 
lobfter; cowrie and feveral other fmooth 
fhells, s; fhell of a hen’s egg; tail of 
a fmall filli ; thigh of the elephant bee- 
tle ; a fmall beetle, fmooth furface ; hu- 
man hair; red and white horfe’s and bul- 
lock’s hair, s; hog’s briftles, s; wool; 
lilk from the worm, w; oyfter-fhell, 
fmooth furface ; 
Mother of pearl, and feveral other 1 
fhells ; j 
Mufcle and cockle-fhells, recent ; a re- i 
cent fnail-fhell, rough furface ; elitra of / 
the flag-beetle ; oyfter-fhell, rough fur- ( 
face ; J 
123 
Wool. Silk. 
Pof. Pof. 
Neg. Pof. 
Neg. Neg. 
