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ling Salts and Spirits ; likewife of an Art of making a certain 
Engltjb Earth as white and tranfparent as Pncellain: All three 
by WcDvpight. 6. Of an excellent way to prevent the firing 
of Ricksof Hay and Stacks of Corn ; asalfoof feveral ways 
of prefervingthe latter from being eaten by Rats and Mice; 
whereof one is, by a peculiar kind of Rats-bane , that kills no 
Creatures but thofe for which it is defigned, cKccp^ I'ouJtry: 
See/>.2S7*259. 8. Ofa fuccef^ful way of grafting white irf?;?- 
ti^iac upon the FarJljiWiviQ; and the tdir]y Red c/ujler or Cur* 
rant -gr ape xxpon xht Ecx grape, 9. Of a way of fatting Hogs 
with fo much husbandry and fo little trouble , that they cannot 
fpoilaBcan. 10, Of a Mill,that grinds both i^/^/^/^j for Cider, 
^nd W^eat to Flower, which it fifts at the fame time into four 
different finenefles 5 as alfo Oats, which it cujs from the husk, 
and winnows from the chaff, into pure Oatmeal; laftly Mu- 
Jiard, All which is performed at Tufmcre by one Horfe and 
Man; together, or feverally. ir.Of another Mill, that grinds 
Corn, curs Stones, and bores Guns, altogether or fcverally , at 
Hanrvell 12. Of -a very ingenious device of making flat floors 
or roofs of jhort pieces of Timber,continued to a great breadth 
without either Arch- work or Pillar ro fupport them , being 
fuflained only by the fide- Walls and their own texture ; by 
which means many times the defefl of long timber, or miftakes 
of Workmen, are fupplied and rcftified withcur any prejudice 
to the building ; together with a df monflrationof this Work, 
givenby Dr.HW/^ inhis Eook 13. Of therareflac 
Floor of the theatre in Oxford , unfupported by Pillars , and 
whofe main beams are madeot divers pieces of Timber, from 
fide-wall tofide wall 80 foot over one way , and 70 the other, 
whofe Lockages arequite different from any other,and in many 
other particulars perhaps not to be parallel'd. 14. Of the 
curious and fignificant Painting of the Theater , largelyex- 
plained. 14 Of the Art of finking a Colour a confiderable 
depth inro the body of poliiht white Marble , by application 
of it to the ou?fideonly ;by Mr. Bird. iff. Of an invention of 
Et^ing.^ perform'd in a very curious and fpeedy way, by Sir 
ChrM r€?j. 17. Of Mr. Lre*s Loom of weaving Silk-flockings. 
iS. Of the Bhnquefing Trade itnprovcd 2it Witney, 19. An 
Account of the Starch-trade of Oxford. 20. Of a way of 
leicjini? deaf and dumb perfuns not only to underftand what 
they 
