 | 1801 - 658 pàgines
...convenient also re lave a chain 50 feet long, divided into 50 links, and an offset staff io feet long. Begin at the meeting of two or more of the principal streets, through which you can have the longest prospect?, to get the longest station lines. There having fixed the instrument, tlraw lines of direction... | |
 | Charles Hutton - 1807 - 464 pàgines
...a chain 50 feet long, divided into 50 links of one foot each, and an offset-staff of 10 feet long. Begin at the meeting of two or more of the principal streets, through which we can have the longest prospects, to get the longest station-lines : there having fixed the instrument,... | |
 | Samuel Webber - 1808 - 520 pàgines
...convenient also to have a chain 50 feet long, divided into 50 links, and an offset staff 10 feet long. Begin at the meeting of two or more of the principal...through which you can have the longest prospects, to get the longest station lines. There having fixed the instrument, draw lines of direction along... | |
 | Charles Hutton - 1811 - 494 pàgines
...a chain 50 feet long, divided into 50 links of one foot each, and an offset-staff of 10 feet long. Begin at the meeting of two or more of the principal streets, through which we can have the longest prospects,. to get the longest station-lines : there having fixed the instrument,... | |
 | Thomas Keith - 1817 - 306 pàgines
...convenient than the common surveying chain, and an f.iTtet-staff of 10 feet long will be very useful. Begin at the meeting of two, or more, of the principal streets, ilirouiih which you can have the most extensive view, anil consequently the longest station•lines.... | |
 | Charles Hutton - 1822 - 616 pàgines
...a chain 50 feet long, divided into 50 links of one foot each, and an offset- staff of 10 feet long. Begin at the meeting of two or more of the principal streets, through which we can have the longest prospects, to get the longest station-lines : there having fixed the instrument,... | |
 | Peter Nicholson - 1825 - 1046 pàgines
...convenient than the common surveying chain, and an off-set staff of ten feet long will be very useful. Begin at the meeting of two, or more, of the principal streets, through which you can have the most extensive view, and consequently the longest station-lines. Having fixed your instrument at this... | |
 | Charles Hutton - 1831 - 632 pàgines
...chain 50 feet lorig, divided into 50 links of one foot each, and an offset-staff <;f 10 feet long. Begin at the meeting of two or more of the principal...through which you can have the longest prospects, to get the longest station- lines : there having fixed the in. struinent, draw lines of direction along... | |
 | Charles Hutton - 1831 - 660 pàgines
...a chain 50 feet long, divided into 50 links of one foot each, and an offset-staff <.f 10 feet long. Begin at the meeting of two or more of the principal streets, through which you cnn have the longest prospect?, to get the longest station lines : there having fixed the in. ut ruinent,... | |
 | Ireland commissioners of nat. educ - 1834 - 370 pàgines
...convenient than the common surveying chain, and au off-set staff of 10 feet long will be very useful. Begin at the meeting of two or more of the principal...through which you can have the longest prospects, to get the longest station lines. There having fixed the instruments, draw lines of direction along... | |
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When the bounds are given by compass-bearings, the surveyor must be reminded that these bearings are very far from being the same now as originally, having been changing every year. The method of determining this important change, and of making the proper... 
