I ' ,Hfe
i ’ iV
is p e rfo rm ed b y c e rta in w om en o f th e trib e whose p e cu lia r office
i t is to a tte n d to th e s e rite s .
I n th e y e a r 1828, from th e c om m en cem en t o f J a n u a ry to th e
m id d le o f A u g u s t, th e A d v e n tu re (th e sh ip I com m an d ed ) w a s a t
a n c h o r a t P o r t F am in e , in th e S tr a it o f M a g a lh a en s, in la titu d e
53° 3 8 J ' so u th , a n d lo n g itu d e 70° 5 4 ' w e s t o f G r e e nw ic h ; a n d
d u r in g th e w h o le o f th a t tim e a c a re fu l m e teo ro lo g ic a l jo u rn a l
w a s k e p t. T h e tem p e ra tu re was re g is te re d from a v e ry good th e r m
om e te r o f F a h r e n h e it’s scale, su sp e n d e d w ith in a c o p p e r cy lin d
ric a l case o f n in e in ch e s d iam e te r, a n d p e rfo r a te d above a n d
b e low w ith holes, to a dm it a free c u r r e n t o f a ir. T h e c y lin d e r w a s
fix ed to th e ro o f o f a sh ed , th a tc h e d w ith d rie d le av es to s h e lte r it
from th e su n , w h ile th e sides w e re o p en . T h e b a rom e te r (a m o u n ta
in b a rom e te r m a d e b y N ewm an , w ith a n iro n c y lin d e r) w a s
h a n g u p in th e o b s e rv a to ry , five fe e t above th e h ig h -w a te r m a rk ,
a n d b o th in s trum e n ts w e re ex am in ed c a re fu lly a n d r e g u la rly a t th e
foUowing h o u rs , n am e ly : six a n d n in e o’clock in th e m o rn in g , a t
n o o n , a n d a t th re e a n d six o’clock in th e ev en in g . T h e s ta te o f
th e a tm o sp h e re wa s o b s erv ed d a ily , b y D a n ie l’s h y g rom e te r, a t
th re e o’clock in th e a fte rn o o n . T h e m a x im um a n d m in im um tem p
e ra tu re s w e re also o b serv ed tw ic e in tw e n ty -fo u r h o u rs , from a
S ix ’s th e rm om e te r, n am e ly ; a t n in e o’clock in th e m o rn in g , a n d
a t n in e in th e ev en in g . F rom th is jo u rn a l th e fo llow in g a b s tr a c t
ha s b e e n d raw n u p ;—
SUMMARY OF M ETEO RO LO GICA L O B SERV A T IO N S .
T able I.
Mean height of the B a b o m ETEB, corrected for Neuth P*. and CapilF. and reduced
to the temperature of 32°.
Hour.
AUTUMNAL PERIOD. BRUMAL PERIOD. 12 Days
o f
August.
MEANS.
Peb. March. April. May. June. July. Autumn. BrumaU Au.&Br.
inches. inches. inches. inchK. inches. inches. inches. inches. inches. inches.
V I. 29-404 29-631 29-569 +29-322 +29-279 29-581 29-230 29-531 +29-394 29-463
IX . -1--41S -f-655 4--581 •311 •277 +•684 •257 + •550 •391 +■470
X I I . -405 -•6 4 1 •574 •292 •272 •576 •308 •540 •380 •460
I I I . - -3 9 9 •647 -•5 5 6 -•2 8 5 - • 2 7 1 -•5 4 2 •318 - • 5 3 4 -•3 6 6 - • 4 5 0
V I. •404 •657 •579 •308 -294 •571 •318 •540 •391 •465
Means 29.405 29-646 29-572 29-304 29-279 29-571 29-286 29-639 29-384 29-462
T able I I .
T hebmo h et eb— Fahrenheit.
AUTUMNAL PERIOD. BRUMAL PERIOD. 12 Days
of
MEANS.
Hour. Feh. March. April. May. June. 1 July. August. Autum. Brumal. Au.&Br.
V I.
0
44-30
0
44-20
0
35-82
0
34-74
0
30-67
0
30-53
0
33-46
0
41-44
0
31-98
0
36-71
IX . 51-38 49-87 40-61 36-36 31-83 31-50 35-11 47-29 33-23 40-26
X I I . 54-23 52-53 45-42 40-68 36-02 35-93 37-92 50-73 37-64 44-13
I I I . 54-44 52-39 44-88 39-62 34-36 34-59 36-24 50-57 36-19 43-38
V I. 51-16 47-84 39-83 35-97 31-98 32-68 33-54 46-13 33-51 39-82
Means 51-10 49-37 41-22 35-47 32-97 33-03 33-25 47-23 34-49 40-86