| William Coxe - Europe, Northern - 1785 - 626 pages
...are propofed to ". follow : the whole is turned round with a fmall winch, with as little labour <c as it takes to wind up a jack, though the weight of the iron, tin, and '* wooden circle, is about a thoufand pounds. When it is made ufe of, a •* planetarium will be placed in the middle thereof. The... | |
| William Coxe - Europe, Northern - 1787 - 498 pages
..." the reft of the conftellations are propofed to follow : the " whole is turned round with a fmall winch, with as little " labour as it takes to wind up a jack, though the weight <c of the iron, tin, and wooden circle, is about a thoufand " pounds. When it is made ufe of, a planetarium... | |
| Colin Macfarquhar, George Gleig - Encyclopedias and dictionaries - 1797 - 422 pages
...pole ; the reft of the conftellations are propofed to follow : the whole is turned round with a fmall winch, with as little labour as it takes to wind up...weight of the iron, tin, and wooden circle, is about 1000 pounds. When it is made ufe of, a planetarium will be placed in the middle thereof. The whole,... | |
| William Coxe - 1802 - 428 pages
...pole j the reft of the conftellations are propofed to follow : the whole is turned round with a fmall winch,- with as little labour as it takes to wind...weight of the iron, tin, and wooden circle, is about a thoufand pounds* When it is made ufe of, a planetarium will be placed in the middle thereof. The whole,... | |
| William Coxe - Europe, Northern - 1802 - 430 pages
...pole ; the reft of the conftellations are propofed to' follow : the whole is turned round with a fmall winch, with as little labour as it takes to wind up a jack, though the weight of <&he iron, tin; and wooden- circle, is about a thoufand pounds. When it is made ufe of) a planetarium... | |
| William Butler - Astronomy - 1803 - 434 pages
...globe is a reprefentation of the heavens,., having the fixed ftars described upon it in their «• with as little labour as it takes to wind up a jack,...weight of the iron, tin, and wooden circle, is about a ** tTioufand pounds. When it is maie ule of, a planetarium " will be placed in the middle thereof.... | |
| Cambridge (England) - 1804 - 476 pages
...conveniently sit within it. The entrance to it is by six steps ; and the whole is turned round by a fmall winch, with as little labour as it takes to wind up a jack, though its weight altogether is above lOOOpouacis. This curious machine is now pinch damaged, and fast falling... | |
| 1808 - 212 pages
...constellation* and stars traced. The constellations may he ohserved in their respective situations. The whole is turned round with a small winch, with as little lahour as it takes to wind up a jack ; though the -weight of the iron, tin, and wooden circle, is ahove... | |
| Architecture - 1809 - 616 pages
...constellations are proposed tn follow. The whole is turrtA round with a small winch, with as little l.<hor as it takes to wind up a jack : though the weight of the iron, tin, and wooden ciiclf, is above toco pound* When it is made use of, a planetaiium will be placed in the middle thereof;... | |
| Encyclopaedia Britannica - 1810 - 816 pages
...pole ; the reft of the conftellations are propofed to follow : the whole is turned round with a fmall winch, with as little labour as it takes to wind up...weight of the iron, tin, and wooden circle, is about 1000 pounds. When it is made ufe of, a planetarium will be placed in the middle thereof. The whole,... | |
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