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the manner in which driven, and the purposes to which applied. 
2. What kind of stones are used for this purpose P and of what 
materials are the pivots and hearings formed? 3. Are pebb]es 
with a conical socket in them used as hearings for the pivots, or 
are the pivots made of stone ? 4. Are any pounding-mills in use, 
or any mechanical means employed to assist the motion of pes¬ 
tles in mortars ? 5. Are any forms of rolling-mills employed 
for crushing-purposes P 6. Is any form of turning-lathe in use, 
and of what kind ? is the rotary motion continuous or alternate ? 
7. How are the turning-tools applied ? and what is their charac¬ 
ter ? 8. What articles are turned ? 9. Is the common wind*- 
lass in use ? and for what purposes ? 10. Is any form of pump 
in use ? if not, and wells exist, in what manner is water raised ? 
11. What form of bellows is in use ? (LXXXIV.) 12. Are 
any water-wheels or other hydraulic machines known ? if so, for 
what purposes are they applied, and in what manner ? 13. Is 
any form of windmill known ? 
No. LXXV.—NAVIGATION. 
Inquiries into the use and history of the forms of boats, 
paddles, mode of rowing; method of ascertaining courses 
employed by seafaring people; use of nautical instruments, 
whence derived, how and where constructed: sails: seaman¬ 
ship. 
No. LXXVL—HABITATIONS. 
Description of houses, huts, tents, and their congregation in 
towns and villages; also cave-dwellings, buildings on piles, 
weams, and household furniture. 
