ReAvixo oF fix Baxowerer.—At4 p.m. signals as observed at Sicawei Olrorvatory at 4 p.m. and reduced to 32" and to mean soa-lo teating the Barometer reading ill be given in inches anc, tenths of an inch by omitting the 3 of 30 and 2 of29 or Bxamplo:-025 90.25; 094 29.94; 808-=28.98, "iz—Shanyhai mean time is reckoned from the 120th meridian 8h. Om. vee, Bast of Orosawich Tiwe Batt.—Tho signal is ball hoisted at the Semaphore, which la in connexion with the Sicawei Observatory; it is made daily as follows:—"The bell is hoisted half-mast at 11h. 45m. am., to the masthead at 11h, 60m, a.m. and drops for the first time at 11h. 55m. Shanghai mean time. The ball is immediately hoisted again to the masthead and drops a second time at noon.
from whatever ensue the time ball fails to drop, or drape st the wrong time, the numeral flag No. 0 will be hoisted at the masthead mut will be tried. If the noon signal shoald also fail, the same flag will be again a, and the noon signal Point nimultaneoualy with the fung of " ran.
A time ball is also dropped st noon from the Customs' signal tower at Pootung In addition to the signal given by the Time-Ball at noon, the exact China.' osset time in given every night by the extinction of th four white lights of the time-signal Tower on the French Bund.
The lights a © shown about 2 minutes before the first extinction. hms os Time of the 4th extine fon bso en taza lit a hows opty oe
leases re worked' fectly from Sate! Oserratry by slot during s few seconds to the wrong sigasl.—The
Text read from the printed page and cleaned; old type leaves the occasional error.