Journal  of  a Voyage  to  The  Eaft-Ii 
idies,  it}  the  Ship  Grenville,  Capt. 
BURNET  ABERCROMBIE 
> I775>  kept  by  ALEXANDER  DALRYMPLE.  ^ 
Magnetical 
1 
I 
D.L 
XL  A. 
Longitude  from  Greenwich 
Cor. 
Long. 
Variation 
Dip 
Th. 
Marine  Barometer, 
Weather  and  Winds.  7 
LO.T.K 
A. 
TK. 
0.5 
E, 
Latitude 
Az. 
A 
Face 
VI  L. 
>77i 
R. 
S. 
Th 
D. 
is 
I s w 
'E 
T.K 
S. 
O 
.O. 
} A. 
O. 
x\mp. 
eT 
W 
MD. 
C.D. 
July 
l3 
1 76 
In.Dec 
30.2^- 
In.Dec 
30-2| 
0 
76 
In.Dec 
3°.2f 
/•  h.  fq.  r. 
I fq.  r.  e. 
1: 
SEbyE.  SEbyS.  SEbyE.  ~| 
EbyS.  SE.  1 
SE.  SE  by  S.  SSE.  f 
SEbyS.  S by  E.  SSE.  -* 
6 
W 
23.30 
O /' 
W 
25.47 
E 
W 
S. 
16.17 
s. 
J5-33 
O / 
W 
27-37 
O - / 
W 
*2.43 
0 / 
W 
*2.42 
3-4 
3-4 
3-4 
•34 
4942 
FirH  part,  frelli  gales  and  fqnaliy.  Latter,  moderate  and' 
fair.  A.M.  Fog  Bank  exactly  like  an  illand,  the  outline 
perfectly  well  defined,  except  the  extremities : I never  be-1 
lore  faw  any  cloud  fo  like  land.  T.S.  74°.  | 
Changed  the  poles  of  the  dipping-needle.  Mean  of  the  va- 
rious trials  charged  and  re-changed  3I S.  viz. 
, , E.  W.  MD. 
Changed  the  poles,  marked  cad  down,  4.4  4.  4., 
Rc-changcd,  ditto  up,-  2.6  2.  , 
Ditto,  ditto  down,  4.4  4,5  , - 1 
Ditto,  ditto  up,  2.4  2.4  2.4.  1 
rf.fq. 
SE  by  S.  SE. 
»4 
76 
3°-3? 
3°-3 
76 
3°-2a 
1 fq.  fc 
hr 
SE  by  E.  SE  by  S.  ( 
SEbyS.  SE.  j 
SE.  SEbyE.  SE.  J 
9 
24.27 
26,53 
17.46 
16.59 
28.45 
1.48* 
*i-45 
1-36* 
*x-49 
5-2 
5-4 
5-3 
6.2 
1 
IO4 
^ Mean  3.4  3.4  3.4 
Confiant  trade  wind.  T.S.  74?. 
f f.  c.  fq. 
SE.  SE  by  S.  SE.  , "J 
SEbyE.  SEbyS.  SSE.  V.  1 
SE.  j 
SE  by  E.  J 
25.20 
27-45 
18.58 
18. 11 
29-39 
7.6 
sNot  very 
I Heady. 
*5 
30-25 
30.2| 
76| 
3°-2? 
1 11 
r,.,c. 
lc.  h. 
*1.21 
7-4 
8. 
8.5 
1 
88 
Firft  part,  moderate*.  Middle,  hard  fqtaaHs  and  rain.  T«S<74°}. 
16 
74§ 
3°-3f 
3°-3 
74f 
30.2I 
SE.  SE  by  E. 
SEbyE.  ESE.  1 
EbyS.  SEbyE.  EbyS.  SEbyE.  [ 
SE.  ESE.  J 
1 1 
25.42 
28.  8 
19.47 
19.  1 
30.  4 
0.42* 
9.2 
9.6 
9.4 
10.3 
Pretty  Heady. 
54 
f A'^  a '.-ir<1  llkc  a booby-  but  Sorter  winged  and  necked. 
< called  by  failors,  poor  John.  Light  breezes,  fvretl  mud! 
I.  abated.  T.S.  74°. 
*7 
73 
3°-4 
30.3I 
73. 
3°  3i 
fc.n-.rq. 
1 fq.fr. 
1 fq.  fr.  c.  fq. 
SEbyE.  V.  SSE.  V.  ESE.  , -v 
SEbyE.  V.  SE.  1 % 
SEbyE.  V.  [ 
SE.  EbyS.  ESE.  J 
5 
26.  2 
28-33 
105 
30.x  8 
3 
* 
> 
3i 
20.47 
*9-59 
3031 
11. 
11. 2 
11. 1 
12. 
69 
( P.M.  tothe  NE.  the  clouds  very  remarkable,  being  in  white 
I curved  rays,  like  the  variation  chart.  At  7 A.M.  faw  Tri-| 
mdada  from  mafi-hcad  SSE.  At  9 vifible  from  deck.  Ai 
noon,  Trinidada  S 36°  E 11  leagues.  Major  part,  moderate 
breezes  and  cloudy  weather;  winds  variable  and  (moot! 
water.  By  the  bearings  of  Trinidada  at  noon,  allowing  ii 
| to  lye  in  200  17'  S according  to  Dr.  halley. 
1 Its  longitude  per  T.  K.  18.12  W al.ri 
Mean  diff.  T.K.  and  J 8 obfi  © ? 0 _ _ > 
I and  1 a|c  5 8 obf.  © 2.12 
j Long.  J obf.  © and  J 1 obf.  * At.  30.11  80bf.OJcD30.25 
I By  Dr.  halley,  29-50  29.50 
To  -4,0  ■DifF‘'  0,21  °'35 
18; 
751 
■ 3°-4 
3°-3§ 
75l 
30.3I 
ft 
-SEbyE.  SE. 
SE  by  E.  j 
SE  by  E.  SE.  f 
SE.  EbyST  ESE.  EbyS.  J 
8 4 
26.29 
29.  4 
138 
120 
31.22 
3h  4 
3 
3 
O 
Q: : 
23 
22.  9 
21.29 
3i-i5 
E 
0.20* 
E 
0.13* 
I3- 
I3- 
’3- 
J3-7 
Very  unfieady. 
8/' 
l T.S.  740. 
A.t  Sun-fet,  Trinidada  EbyS^S  8 op- 9 leagues.  T.$76fl» 
I?i 
| II 
731 
30-4 
3°-3 
73i 
30-3  - 
p-.fq.C. 
} fr.  fq. 
r.fq.r.f.fq.r. 
1 fq.r.c.f. 
ENE. 
V.  ESE.  » J 
V.  C.  NE.  V.  > 
C.  N.  V.  N.  J 
26.12 
28.47 
145 
31.12 
3 ' 
0 : 
'5 
22.48 
22*  8 
30  59 
0.44*: 
14.4 
14.4 
14.4 
i5-3  1 
Pretty  Heady. 
47  1 
5502 
Softly, light  breezes  and  cloudy*  T.S.  -740* 
S'  • * D.  d cl  7 , 
