THE HONGKONG GOVERNMENT GAZETTE, NOVEMBER 21, 1913.
(f.) In interpolating for the correct deviation to be applied in solving the chart question, it will usually be sufficient if the Candidate works throughout with the nearest degree of deviation taken from the deviation card; and even in cases where the deviations may vary but little, the nearest half degree used throughout will be sufficiently precise. It is not necessary that the Candidate should waste his time in solving the course to odd minutes, as is sometimes done.
(g.) In calculating the correction to apply to soundings the Candidate is not required to work to the exact inch, as is sometimes done. It will be sufficient if he brings his answer within half a foot or so of a precise result.
It must be clearly understood in reading the foregoing instruc- tions as to the precision required, that they only apply when the work of the Candidate is correct in principle.
to be
160. A Candidate will not be allowed to undergo examination No Candidate twice in the same week, unless, under very special and urgent circumstances, the Harbour Master should see fit to relax this rule.
examined
twice in a week.
APPENDIX A.
TEXT-BOOKS to be used in the examinations: ཡ
V
64
Text Books. B/T Regula. A Baro- tions.
For Barometer, Thermometer and Hydrometer.-
meter Manual for the use of Seamen; with an appendix on the Thermometer, Hygrometer, and Hydrometer," issued by the authority of the Meteoro- logical Council, and to be purchased, either directly or through any bookseller, from Wyman & Sons, Fetter Lane, E.C.; or Oliver & Boyd, Edinburgh; or Edward Ponsonby, 116, Grafton Street, Dublin.
For Prevailing Winds and Currents of the Globe." The "Principal Winds and Curreats of the Globe, &c.," compiled from the various Admiralty Sailing Directions, Weather Charts, &c., by Captain Robert Jackson, R.N., and to be purchased, either directly or through any bookseller, from Simpkin, Marshall and Company, Paternoster Row, London; or Henry Lewis, 114, High Street, Portsmouth. Price One Shilling.
1
For Trade Routes.- Ocean Passages," compiled from the various Admiralty Sailing Directions by Captain Robert Jackson, R.N., and to be purchased, either directly or through any bookseller, from Simpkin, Marshall and Company, Paternoster Row, London; or Henry Lewis, 114 High Street, Portsmouth. Price One Shilling. For Tides.-"Tide Tables for the British and Irish Ports," published annually by the Admiralty, and to be pur- chased, either directly or through any bookseller, from J. D. Potter, 145, Minories, E., and 11, King Street, Tower Hill, E.C. Price Two Shillings.
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