New-York tribune., 1919-05-17

mat plane has passed next station to
westward, 1t VIII commence smoking
IN daytime and continue to smoke until
last plane passes or is accounted for.
AT night ship will torch and search
Iilghts will be turned on at once and
Kept on, trained directly into the true
"lnd, until planes have passed or been
accounted for. In case of mist or thick
weather searchlights sweep heavens
IN vertical plane into true wind until
plane reports vessel has been sighted.
When beam will be steadied level. At
nlght ship will also commence to fire
star shells from 3-inch guns at five
.o) minute intervals and continue fir
ing until plane reports sighting; star
smells TO be flred to north on maximum
10 degree) elevation, with fuses set
Tor five (5) seconds, unless planes re-
quest otherwise
Duties of Station Ships
knowing time of start of flight. sta
elon ships should be able to approx
hlaee ini time OF arrival even should a
plane miss the station ship to west
ward and notice of passing be not sent
out. Therefore in case station shin
next to westward does not sight or
report planes, the next station shin
snail commence to smoke, show lights,
use searchlights, fire star shells, etc.
1nree-quarters of an hour before prob
able time for arrival of planes as
estimated from information received as
10 progress of fight.
should a station ship be off sta
uon m during flight due to answering an
oOo or tor some other emergency,
+. VIII make smoke or torch and fire
star shells, as above directed, but
Will inform planes as directed in sne-
clal Communications Instructions
opar; - that it is out Of position.
Upon being notified that it has
been sighted by planes, or when
planes are sighted by station ship,
station ship will Immediately stop
smoking or 'torching' and firing star
shells, put herself on exact course to
next station, and proceed slowly on
that course to enable plane to check
course and determine leeway or drift.
When plane has passed from sight
OF naked eye, station ship will return
TO position for benefit of planes not
passed
"When an sos call is received
from a plane, the two station se shins
nearest to indicated position of plane
proceed to her assistance with all pos
slole speed unless notified otherwise.
Upon arrival, if repairs are possible,
lend all assistance; if repairs are not
possible, group S. 0. P. designate one
destroyer to take plane in tow and
proceed to nearest port. If plane is
too damaged to be towed, DESTROYER.
after rescuing personnel, use every eff
Tort to salvage engines and equipment.
O5lllze destroyer in reserve to best
advantage in an sos emergency
"Destroyers will Keep brilliantly illu-
while proceeding to plane, with
torch will keep searchlight sweeping
heavens, and will keep bright lookout
Tor Very's signals, the color which will
indicate character of forced landing
and condition of plane
1T while off station for any purpose
a destroyer sights plane in air, it will
signal duty it is on, and if requested
Will send to plane in air the true bear
ing and distance from destroyer's then
position to next station.
In proceeding to assistance by day,
destroyers will make heavy smoke.
"Aldis searchlights for day and night
visual signalling and special radio re-
ceiving sets for 425 meter wave length
are being provided by Bureau of Steam
for each destroyer and
must be obtained before leaving port.
Supplies of Star Shells
"Destroyers or stations ! to is in
elusive, and destroyers in reserve for
groups /, 2 and Newfoundland Corvo
leg will be supplied with thirty three
inch star shells, which will be ready on
April % and must be obtained before
leaving United States.
Naval Observatory, through Fleet
Supply Base, Brooklyn, has arranged
to supply special equipment to destroy
ers and battleships designated to OBJ
tain meteorological data, and ships so
designated will obtain the equipment
before leaving, as follows: 100 obser-
vatlon forms, l set instructions with
code, TASKS hydrogen, 100 Davy
charts, 100 pilot balloons. ] imitation
ring for pilot balloons, 1 box aero
graphic equipment containing | anemo-
meter (mechanicaD including (a) ro-
-stor CD wire and (c) Indicating
Special instructions covering the
iata to be obtained by meteorological
ships and the code for Transmitting
t, will be found in the department
pamphlet under the heading Station
ps-Instructions for Aerograph,c
Reports The method of communi-
,ating the information and the desti
nation of the information will be
'ound in the Communication Instruc
ions
During the flight, signal or radio