ii et 12. Iterum duae epiftolae Cl. bvc’ho zp, 251, 
de ratione bombyces educandi, die 12 fept. et 10 
o£l. 17 dp. 
1 5. Rurfus ingens pars operis Cl. dvbet, dep. 277.' 
cultura bombycum exponens. 
14. Epiftola Cl. bvchoz die 7 nou. 17 69 fu-p. 329. 
per modo fila fericea ex folliculis ducendi, et de 
ratione, qua Cl. larouvjere machinas huic 
operi inferuientes emendauerit. 
15. Vltima pars operis Cl. dvbet de vlte-p. 542.' 
riore ferici praeparatione. 
1 6. Methodus fericum variis fpeciebus cocci p. 354. 
nei aliorumque colorum tingendi, Auciore Cl. 
MACQVER. 
Breuem-harum fcriptionum enumerationem le- 
ftores nobis condonaturos effis confidimus, quum 
alias vix taediofam vnius eiufdemque rei repetitio¬ 
nem effugere potuiffemus: num autem ideo ipfo- 
rum gratiam editor earum fit initurus, quod, vt 
fuperius monuimus, vnum idemque fcriptum nunc 
in extenfo., vt dicunt, nunc contrarium, inuenient 
in eodem libro, nos quidem non decidemus. 
IV. 
The principies, elements, or primary parti- 
cles ofbodies, inquired into and found to 
be, neither thofe of the Chymifts, or of the 
natural Philofophers; but earth, water, air, 
fire, and froft. Tacken from the obfervance 
of nature, and numerous experiments. By 
iohn gibson, M. D. London, printed 
for theAuthor. cioiocclxxii. §. pl. 8. 
i. e. 
De corporum principiis tradatus, quo neque 
ifta phylicorum vulgaria elementa, nec che- 
Qq 1 micorum; 
