 The needle with the card turns on an upright pin fixed in the centre of the box. In the centre of the needle is fixed a brass conical socket or cap, whereby the card hanging on the pin turns freely round the centre. The top of the box is covered with...  A general view of the sciences and arts - Page 57by William Jillard Hort - 1822Full view - About this book
 | Colin Macfarquhar, George Gleig - 1797 - 434 pages
...upright pin fixed in the centre of the box. In the centre of the needle is fixed a brafs conical focket or cap, whereby the card hanging on the pin turns freely round tlni centre. The top of the box is covered with a glafs, that the Card's motion may not be diihnbed... | |
 | William Nicholson - 1809 - 734 pages
...the centre of the box. To the middle of the needle is fixed a brass conical socket or cap, by which the card hanging on the pin turns freely round the centre. The top of the box is covered with a glass, to prevent the wind from disturbing the motion of the card. The whole is inclosed ill another... | |
 | Encyclopaedia Britannica - 1810 - 824 pages
...upright pin fixed in the centre of the box. In the centre of the needle is fixed a brats conical focket or cap, whereby the card hanging on the pin turns...round the centre. The top of the box is covered with a glafs that the card's motion may not be difturbed by the wind. The whole is enclofed in another box... | |
 | Edward Augustus Kendall - 1811 - 482 pages
...thp vessel . In the centre of the needle is fixed a brass conical socket or cup, by means of which, the card hanging on the pin turns freely round the centre. The top of the box is covered with a glass, that the card's motion may not be disturbed by the wind. The whole is inclosed in a box of... | |
 | Edward Augustus Kendall - 1811 - 474 pages
...tho Yessel. In the centre of the needle is fixed a brass conical socket or cup, by means of which, the card hanging on the pin turns freely round the centre. The top of the box is covered with a glass, that the •sard's motion may not be disturbed by the wind. The whole is inclosed in a box... | |
 | William Nicholson - 1821 - 408 pages
...the centre of the box. To the middle of the needle is fixed a brass conical socket or cap, by which the card hanging on the pin turns freely round the centre. The top of the box is covered with a glass, to prevent the wind from disturbing the motion of the card. The whole is inclosed in another... | |
 | 1823 - 878 pages
...the card turns on an upright pin fixed in the centre of the box. In the centre of the needle is fixed a brass conical socket or cap, whereby the card hanging...round the centre. The top of the box is covered with a glass that the card's motion may not be disturbed by the wind. The whole is enclosed in another box... | |
 | Thomas Curtis - 1829 - 828 pages
...box. In the centre of the needle is fixed a brass conical locket or cap, whereby the card hangingon the pin turns freely round the centre. The top of the box is covered with a glass, that the motion of the card may not be disturbed by the wind. The whole is enclosed in another... | |
 | William Pinnock - 1830 - 520 pages
...turns on an upright pin or pivot, fixed in the centre of the box. In the centre of the needle is fixed a brass conical socket or cap, whereby the card hanging on the pin turns freely round " It was a bold attempt ; adventurous he, Who in his ship first braved an unknown sea ; And, leaving... | |
 | William Pinnock - 1830 - 576 pages
...turns on an upright pin or pivot, fixed in the centre of the box. In the centre of the needle is fixed a brass conical socket or cap, whereby the card hanging on the pin turns freely round " It was a bold attempt ; adventurous he, Who in his ship first braved an unknown sea ; And, leaving... | |
| |
