, Cw>) 
of, commodiotifly to handle a Tube of that length ? 
2 . Whether the fame have the Art fas has been written from 
Tam)to make fuch Glafs, as is not at all inferiour to Vemce-ghfs, 
and exceeds any plate of Glad , hitherto made there, twice or 
thrice in bignefs ? 
3. What is the way of making Pot-aflies in Toland .<? 
4. What is to be obferved about Succimm or Amber ? whe- 
ther it be an Exfudation of the Sea ? whether it be feen to float 
upon the furface of the Sea ? whether it be fbft, when ’tis fird 
cadonfhore? At what feafon of the year, and in what manner 
S tis taken up, &c ? ' \ 
5. What is to be obferv’d in the Digging of Sal Gemma in 
Toland ? what is the Depth of the Mines, dored with this Salt? 
what their did ance from the Sea, &c ? 
6 . What truth there is in that Relation concerning Swallows 
being found in Winter under waters congealed, and reviving, if 
they be fifh’d and held to the fire ? 
7. Whether there be in the BodnichjSay a Whirl -pool , as 
is related to be in the Sea of Norway , which is commonly call’d 
the Maal-Jlroom? And whether there be any Signs,that fpeak the 
communication of thofe Gulphs by fubterraneous paflages 5 as 
the Jefuit Kircher affirms in his Mundus Subierraneus T.i.p.I^d? 
8. To what depth the Cold in thofe parts peirces the Earth 
and Water? 
5?. Whether their Watches go flower by the intenle cold? 
10. Whether their Oyls in hard frods are turn’d into true, that 
is , hard and britle , Ice ? 
11. Whether they can freeze there a ftrong Brine of Bay- 
Salt, and a drong Deco&ien of Sal Gemma , or Soot 5 or a 
drong Solution of Salto f Tartar , or o Sugar of Lead .<? 
12. Whether they can congeal meer Bloody all the ferous part 
thereof being fever’d? Item, Canary Wine 5 Lixivium s q{ 
Soap-boyJers, and fuch as are prepared of other Salts, as alfo, 
the Spirits extra&ed out of Salts, as Spirit of Vitriol JTitre^ See ? 
13. Whether an intenfe and lading Froft makes any alteration 
in guickefrtvers expofed very fhallow in a flat Veffel. 
14. Whether the Purgative virtue of Cathartichy be increafed 
or leflened, or even totally dedroy’d by a drong and continued 
Cold ? Z'z* 14. Whe 
