 ЙО, 30, &c., to the left hand, where it ends at 87 degrees. This line. with the line of equal parts, marked (EP), under it, are used together, and only in Mercator's Sailing. The upper line contains the degrees of the meridian, or latitude in a Mercator's...  A Compendious System of Practical Surveying, and Dividing of Land: Concisely ... - Page 501814 - 227 pagesFull view - About this book
 | John Hamilton Moore - Nautical astronomy - 1791 - 578 pages
...Sines. 6th. The Line cf Meridional Parts (marked Mer.) begins at the Right Hand, and is numbered thus : 10, 20, 30, to the Left Hand, where it ends at 87 Degrees. This Line, with the Line of Equal Faits (markedE. P.junderit, are ufed together, andonlyinMercator's Sailing. The uppermoft Line contains... | |
 | John Hamilton Moore - Nautical astronomy - 1807 - 676 pages
...6thly. The line of the meridional parts, marked (Mer.) begins at the right hand, and is numbered thus : 10, 20, 30, to the left hand, where it ends at 87...the line of equal parts, marked (EP) under it, are ufed together, and only in Mercator's failing.. The uppermoft line contains the degree of the meridians,... | |
 | John Hamilton Moore - Nautical astronomy - 1807 - 586 pages
...6thly. The line of the meridional parts, marked (Mer.) begins at the right hand, and is numbered thus : 10, 20, 30, to the left hand, where it ends at 87...with the line of equal parts, marked (EP) under it, arc ufed together, and only in Mercator's failing. The uppermoft line contains the degree of the meridians,... | |
 | John Hamilton Moore - Nautical astronomy - 1810 - 662 pages
...line of the meridional parts, marked (Mer.) begins at the right hand, and is numbered thus : 10, 2O, 30, to the left hand, where it ends at 87 degrees....used together, and only in Mercator's sailing. The uppermost Jine contains the degree of the meridians, or latitude, in a Mercator's chart ; and the lower... | |
 | Nautical astronomy - 1821 - 708 pages
...the meridional parts, marked (Mer.) begins at the right hand, and is numbered thus; 10,20, 30, kc. to the left hand, where it ends at 87 degrees. This...contains the degrees of the meridian, or latitude in a Mercator's chart, corresponding to the degrees oflongitude on the lower line. The use of this Scale... | |
 | George Curtis - Lumber - 1824 - 132 pages
...45°. 7. The line of the Meridional parts, (marked MER,) begin at the right hand, and is numbered thus, 10, 20, 30, to the left hand, where it ends at 87" 8. This line, with the line of equal parts, (marked EP) Tinder it, are used together, and only in Mercator's... | |
 | Nathaniel Bowditch - Nautical astronomy - 1826 - 764 pages
...at the right hand, and is numbered thus ; 10, 20, 30, &z.c. to the left hand, where it ends at £7 degrees. This line, with the line of equal parts,...together, and only in Mercator's Sailing. The upper line containa the degrees of the meridian, or latitude in a Mercator's chart, corresponding; to the decrees... | |
 | Nathaniel Bowditch - Nautical astronomy - 1826 - 732 pages
...the meridional parts, marked (Mer,) begins at the right hand, and is numbered thus ; 10, 20, 30, fcc. to the left hand,' where it ends at 87 degrees. This line, with the line of equal parts, Tnarked (EP) under it, are used together, -and only in Mercator's Sailing. The upper line contains... | |
 | Nathaniel Bowditch - 1846 - 854 pages
...the meridional parts, marked (Mer.), begins at the right hand, and is numbered, 10, ЙО, 30, &c., to the left hand, where it ends at 87 degrees. This...contains the degrees of the meridian, or latitude in a Mercator's chart, corresponding to the degrees of longitude on the lower line. The use of this Scale... | |
 | James Pryde - Navigation - 1867 - 506 pages
...at the right hand, and is numbered thus : 10, 20, 30, &c., to the left hand, where it ends at 87°. This line, with the line of equal parts, marked EP,...contains the degrees of the meridian, or latitude in a Mercator's chart, corresponding to the degrees of longitude on the lower line. 98. The use of this... | |
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