 On free waves, ie, waves in deep water, the effect is greatest. 2. In a surf, or waves breaking on a bar, where a mass of liquid is in actual motion in shallow water, the effect of the oil is uncertain, as nothing can prevent the larger waves from breaking...  Special Consular Reports - Page 469by United States. Bureau of Foreign Commerce - 1891Full view - About this book
 | Sir Norman Lockyer - Electronic journals - 1887 - 712 pages
...the use of oil are a; follow : — "On free waves, ie waves in deep water, the effect is greatest. " In a surf, or waves breaking on a bar, where a mass...oil is uncertain, as nothing can prevent the larger wave; from breaking under such circumstances ; but even here it is of some service. " The heaviest... | |
 | Sir Norman Lockyer - Science - 1887 - 974 pages
...modifying the action of breaking seas. " The principal facts as to the use of oil are as follow : — "On free waves, ie waves in deep water, the effect is greatest. " In a surf, or waves breaking on a bar, where a mass of liquid is in actual motion in shallow water,... | |
 | Navigation - 1890 - 518 pages
...relative to the "use of oil at sea," issued by the Board of Trade of Great Britain, says : " In a snrf, or waves breaking on a bar, where a mass of liquid...breaking under such circumstances, but even here it is of some service." Other official documents declare that in an exhaustive series of experiments no effect... | |
 | Navigation - 1890 - 696 pages
...letter relative to the • Use of oil at sea,' issued by the Board of Trade of Great Britain, says : * In a surf, or waves breaking on a bar, where a mass...waves from breaking under such circumstances ; but eveu here it is of some service.' Other official documents declare that in an exhaustive series of... | |
 | Pilot guides - 1893 - 666 pages
...modifying the action of breaking seas. The principal facts as to the use of oil are as follows :— 1. On free waves, ie, waves in deep water, the effect...breaking under such circumstances; but even here it is of some service. 3. The heaviest and thickest oils are most effectual. Refined kerosene is of little use;... | |
 | Great Britain. Hydrographic Department - Notices to mariners - 1897 - 938 pages
...modifying the action of breaking seas. The principal facts as to the use of oil are as follows : — 1. On free waves, ie, waves in deep water, the effect...under such circumstances ; but even here it is of some service. 3. The heaviest and thickest oils are most effectual. Refined kerosene is of little use... | |
 | Aden, Gulf of - 1900 - 580 pages
...modifying the action of breaking seas. The principal facts as to the use of oil are as follows : — 1. On free waves, ie, waves in deep water, the effect is greatest. 2. Iu a surf, or waves breaking on a bar, where a mass of liquid is in actual motion in shallow water,... | |
 | David Wilson-Barker - Navigation - 1909 - 302 pages
...the action of broken or troubled waters." The principal facts as to the use of oil are as follows: 1. On free waves— ie, waves in deep water — the...shallow water, the effect of the oil is uncertain; aa nothing can prevent the larger waves from breaking under such circumstances ; but even here it is... | |
 | Pilot guides - 1911 - 684 pages
...modifying the action of breaking seas. The principal facts as to the use of oil are as follows : — 1. On free waves, ie, waves in deep water, the effect...In a surf, or waves breaking on a bar, where a mass cf liquid is in actual motion in shallow water, the effect of the oil is uncertain, as nothing can... | |
 | U.S. Coast and Geodetic Survey - Pilot guides - 1912 - 178 pages
...modifying the action of breaking seas. • The principal facts as to the use of oil are as follows: 1. On free waves, ie, waves in deep water, the effect...is greatest. 2. In a surf, or waves breaking on a oar, where a mass of liquid is in actual motion in shallow water, the effect of the oil 'is uncertain,... | |
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