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THOMPSON'S COAST PILOT. 113 $1.50, according to the tonnage; indorsement or license of charge of master, 50 cents; certificate of manifest, 25 and 50 cents, according to tonnage; re- ceiving certified manifest, and granting permit to unload, etc., 25 cents to $1, according to tonnage; entry of a vessel from a foreign port, 50 cents to $1, and the same fee for clearance of like vessels; receiving manifest of goods, ' brought into the United States from foreign countries by land vehicles, and permits, 25 cents; passenger baggage arriving by the same means, 25 cents; granting permit to a vessel not belonging to a citizen of the United States, to go from one district to another, $2; entry of goods imported from a for- eign country, including official certificate, etc., 50 cents, and for every post entry, 40 cents; permit to load goods not provided for above, 25 cents; offi- cial bonds, 25 cents to $1; billof health, 25 cents; crew list, $1; protection, 00 cents ; recording bills of sales, etc., 50 cents each, and certified copies the same; recording certificates for discharging and canceling conveyances, 50 cents. Table of Distances at which Objects Can be Seen at Sea. According to their respective elevations and the elevation of the eye of the observer. "3 PA +3 wi = ag o mM o D m o 2 m o ee ae aia a a2 ata 2 as i= tom qt ot om -- z as tet ord ort g qt om or om q e ge 1° g. = 25 eo oe | BR on '2 od 'oS ae oa O8 a om Oe a at 8.5 a a2 a3 a qa AS Sp en Si 50 os Se &D Co 8S we + eb eo 4 oh rad a + 80 =e o ate on o om om OS o on om OS jan) Ae AGA jen AR AA = ie AR AA 5 |,62.908 | 2.565 WO -| 18.067. |. 9.598 250 | 20.916 | 18.14 10 4.184 | 3.628 7S | 11.456 | 9.935 300 | 22.912 | 19.87 15 5.123 | 4.443 80 | 11.832 | 10.26 300 | 24.748 | 21.46 20 5.916 | 5.130 85 | 12.196 | 10.57 400 | 26.457 | 22.94 25 | 6614 | 5.736 90 | 12.549 | 10.88 450 | 28.062 | 24.38 30 7.245 | 6.288 || 95 | 12.898 | 11.18 500 | 29.580 | 25.65 35 7.826 | 6.787 100 | 18.228 | 11.47 590 | 31.024 | 26 90 40 8 866 | 7.255 110 | 13.874 | 12.08 600 | 32.403 | 28-10 45 8.874 | 7.696 120 | 14.490 | 12.56 650 | 33.726 | 29.25 50 9.354 | 8.112 || 180 | 15.083 | 13.08 700 | 35.000 | 30.28 59 9.811 | 8.509 140 | 15.652 | 13.57 800 | 87.416 | 32.45 60 | 10.246 | 8.886 150. | 17.201. | 14.91 900 | 39.886 | 384.54 65 | 10.665 | 9.249 200° | 18.708 | 16.22 1000 | 41.883 | 386.28 7 Routn.--lIf the distance at which a light of a given height can be seen by a person on a given level be required, it is only needful to add together the two numbers in the column of distances correspond- ing to those in the column of heights, which represent respectively the height of the observer's eye and the height of the focal plane above the sea. When the height required to render a light visible 15