APRIL
CALM
1923
1924
19 25
3 4 43 WIND REACHED FORCE No ₺
CALM
14%
F
E
No 7
ENE
424 WIND
REACHED FORCE
N° 7
•
£
CALM
8
14
26 WIND REACHED FORCE N?
27 4 25
CALM
1926
8%
BRÁN BRA. PE
BEAUFOR
KOWLOON
SCALE
PENINSULA
LINCH # | MILE
BAY
- OBSERVATORY WHERE WIND FORCE RECORDED
BULLE STEL AERODROME VIE
NO!
EXPLANATION OF BEAUFORT
SCALES
3 MILES PER HOUR
INDICATES WIND FINCE
2
4
7
3
6 12
.5 .8
& ESE
6
ละ 7
E
6
10 4 20 WIND REACHED FORCE NÍ /
1927
Y
8 +27
WIND REACHED FORCE N'
21 4 27
LNE
E
EAL
"
8
"
13
19 - 24
26-31
32 38
59-46
SCALE UI PERCENTAJE OF
0 30 40 50
SCALE
3 IN. = 100%
WIND
20%
PW D HONG KON
FEB 1928
70