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Bøker Bok 110 av 10The scales, or lines graduated upon the faces of the instrument, and which are to...
" The scales, or lines graduated upon the faces of the instrument, and which are to be used as sectoral lines, proceed from the centre, and are, 1. Two scales of equal parts, one on each leg, marked LIN. or L. Each of these scales, from the great extensiveness... "
Geometrical and Graphical Essays: Containing a General Description of the ... - Side 39
av George Adams - 1813 - 534 sider
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Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences ..., Volum 17,Del 1

Colin Macfarquhar, George Gleig - 1797
...indrument, and which are to be ufed as feftoral lines, proceed from the centre ; and are, i . Two fcales of equal parts, one on each leg, marked LIN. or L. each of thefe fcales, from the great extenfivenefs of its ufe, is called the line of lines. 2. Two lines of...
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The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1811 - 508 sider
...of the instrument, and which are to be used as sectoral lines, proceed from the centre ; and arc, 1. Two scales of equal parts, one on each leg, marked LIN. or i.. Each of these scales, from the great extensiveness of its use, is called the line of' lines. 9....
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The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1814 - 508 sider
...of the instrument, and which are to be used as sectoral lines, proceed from the centre ; and are, 1. Two scales of equal parts, one on each leg, marked...extensiveness of its use, is called the line of lines. 4L. Two lines of chords, marked сно. or c. 3. Two lines of secants, marked SEC. or s. A line of...
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Encyclopaedia Perthensis; or, Universal dictionary of Knowledge. [With] Supp

Encyclopaedia Perthensis - 1816
...the inttrumcnt, and which are to be tifed aa iVdoral lines, proceed from the centre ; .and are, i. Two Scales of equal parts, one on each leg, marked LIN. or L. each of thefe fcales, from the line of lines reprefents 100, the divifions of the firft order, or thofe to...
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The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1821 - 544 sider
...proceed from the centre ; and are, 1. Two scales of equal parts, one on each leg, marked LIN. or i,. Each of these scales, from the great extensiveness...marked CHO. or c. 3. Two lines of secants, marked 8EC. or s. A line of polygons, marked POL. Upon the other face, the sectoral lines are, 1. Two lines...
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Encyclopaedia Britannica; Or A Dictionary of Arts, Sciences, and ..., Volum 19

1823
...of the instrument, and which are to be used as sectoral lines, proceed from the centre ; and are, i, Two scales of equal parts, one on each leg, marked...these scales, from the great extensiveness of its ose, ¡s called the line of lines. 2. Two lines of chords marked сно. or c. 3. Two lines of secants...
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The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1833 - 348 sider
...of the instrument, and which are to be used as sectoral lines, proceed from the centre, and are, 1. Two scales of equal parts, one on each leg, marked...the line of lines. 2. Two lines of chords, marked cuo. or c. 3. Two lines of secants* marked SEC. or s. A line of polygons, marked POL. Upon the other...
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The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson, James Ryan - 1839 - 412 sider
...of the instrument, and which are to be used as sectoral lines, proceed from the centre, and are, 1. Two scales of equal parts, one on each leg, marked...lines of chords, marked CHo. or c. 3. Two lines of secaittf. marked SEC. or s. A line of polygont, marked P0L. Upon the other face the sectoral lines...
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A new and complete epitome of practical navigation

John William Norie - 1852
...of the instrument, that is, once on each leg ; those on one face are, 1 . Two scales of equal parts, marked LIN. or L. ; each of these scales, from the great extensiveness of its use, is called the LINK OF LINES. 2. Two lines of chords, marked CHO. or C. 3. Two lines of secants marked SEC. or S....
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A practical treatise on ... land and engineering surveying

1863
...absolutely necessary. The sectoral lines or scales, Fig. 3, are graduated from the centre, and are — 1. Two scales of equal parts, one on each leg, marked...line of polygons, marked POL. Upon the other face, Fig. 4, the sectoral lines are — 1. Two lines of sines, marked SIN, or S. 2. Two lines of tangents,...
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