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" Fathoms which correspond with the depths marked are called marks; the intermediate fathoms are called deeps; the only fractions of a fathom used are a half and a quarter. A practice sometimes followed is to mark the hand-lead line in feet around the critical... "
American Practical Navigator: An Epitome of Navigation & Nautical Astronomy ... - Page 15
by Nathaniel Bowditch - 1931 - 852 pages
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The Practice of Navigation and Nautical Astronomy

Henry Raper - 1840 - 700 pages
...he cries " By the deep nine." On some occasions, the leadsman describes the bottom as hard or soft. The only fractions of a fathom used are a half and a quarter ; thus, 7¿ fathoms are called " and a half seven ;" 7£ fathoms are called " a quarter less eight."...
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The practice of navigation and nautical astronomy. [With] Tables ..., Volume 26

Henry Raper - 1870 - 974 pages
...he cries, " By the deep nine." On some occasions the leadsman describes the bottom as hard or soft. The only fractions of a fathom used are a half and a quarter; thus, 7J fathoms are called, "And a half seven;" 7| fathoms are called, " A quarter less eight." 400....
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The Practice of Navigation: And Nautical Astronomy

Henry Raper - 1882 - 952 pages
...he cries, " By the deep nine." On some occasions the leadsman describes the bottom as hard or soft. The only fractions of a fathom used are a half and a quarter ; thus, 7i fathoms are called, " And a half seven ;" 7| fathoms are called, " A quarter less eight."...
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Glossary of navigation

John Bradley Harbord - 1883 - 472 pages
...lies between the fathoms marked the line has to be lifted out of the water and " dipped " down again. The only fractions of a fathom used are a half and a quarter — eg 7J fathoms is " and a half seven " ; 7 j is " a quarter less eight ". The hand lead-line is...
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The American Practical Navigator: Being an Epitome of Navigation and ...

Nathaniel Bowditch - 1888 - 704 pages
...15 fathoms from the lead, same as at 5 fathoms. The intermediate soundings are called " deeps ", and the only fractions of a fathom used are a half and a quarter. There are also various instruments for soundings which register the deptti as the lead descends, and...
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Glossary of Navigation: A Vade Mecum for Practical Navigators

John Bradley Harbord - 1897 - 554 pages
...lies between the fathoms marked the line has to be lifted out of ,the water and "dipped" down again. The only fractions of a fathom used are a half and a quarter—eg 74 fathoms is " and a half seven " ; 7J is "a quarter less eight." The hand lead-line...
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The American Practical Navigator: Being an Epitome of Navigation and ...

Nathaniel Bowditch - 1906 - 670 pages
...which correspond with the depths marked are called mark*; the intermediate fathoms are called deep«; the only fractions of a fathom used are a half and a quarter. Л practice sometimes followed is to mark the hand-lead line in feet around the critical depths of...
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American Practical Navigator: An Epitome of Navigation and Nautical Astronomy

Nathaniel Bowditch - 1916 - 912 pages
...And so on. 2 fathoms from the lead, with 2 stripe of leather. 3 fathoms from the lead, with 3 stripe of leather. 5 fathoms from the lead, with a white...practice sometimes followed is to mark the hand-lead Une in feet around the critical depths of the vessel by which it is to be used. Lead lines should be...
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Practical Motor Boat Handling, Seamanship and Piloting: A Handbook ...

Charles Frederic Chapman - 1917 - 152 pages
...Line Lines are generally marked as follows: 2 fathoms from the lead, with 2 strips of leather. It. Fathoms which correspond with the depths marked are...called "deeps." The only fractions of a fathom used are the half and quarter. The length of lead lines should be checked up frequently while wet. The bottom...
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American Practical Navigator: an Epitome of Navigation and Nautical Astronomy

Nathaniel Bowditch - 1920 - 840 pages
...fathoms from the lead, with a red rag. 10 fathoms from the lead, with leather having a hole in it. IS fathoms from the lead, same as at 3 fathoms. 15 fathoms...measured frequently while wet and the correctness df the marking verified. The distance from the leadsman's hand to the water's edge should be ascertained...
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