Page:Philosophical Transactions - Volume 002.djvu/19



Hat are chiefly the present Studies of the Persians; and what Kind of Learning they now excell in?

2. What other Trades or Practices, besides Silk- and Tapistry-making, they are skilled in?

3. VVhether, there being already good Descriptions in Words of the Excellent Pictures and Basse Relieves, that are about Persepolis at Chimilnar, yet none very particular; some may not be found sufficiently skill'd, in those parts, that might be engaged to make a Draught of the Place, and the Stories there pictured and carved?

4. How they make that Plaister, wherewith in those parts and in India they line their Tanks or Cisterns, and which, when dry, shines like Marble, and is much harder?

Other, Quæries, concerning the Air, VVaters, Minerals, Vegetables, Animals, &c. peculiar to Persia, may be taken out of those General Heads of Inquiries, for a Natural History of a Country, printed in Numb. 11. and out of those Articles of Inquiries concerning Mines, publisht in Numb. 19. to which we refer the 'Reader.

As to the Inquiries proper for Turkey,'' they also are already public. See Numb.'' 20.

Oncerning the Varieties of Earths; 'tis said, there is one kind of a Gummy consistence, white and cleer: Another, white, and so light, that it swims upon water: Another, red, call'd Wapergh, like Terra Sigillata. Quære, what other considerable kinds are there? And to send over a parcel of each.

2. VVhat considerable Minerals, Stones, Bitumens, Tinctures. Drugs?

3. VVhat hot Baths, and of what Medicinal use?

4. VVhat is the Original of those large Navigable Rivers, which