James Cook - A Journal of the proceedings of His Majesty's Bark Endeavour on a voyage round the world, by Lieutenant James Cook, Commander, commencing the 25th of May 1768 - 23 Oct. 1770: No. 051

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Remarkable Occurrences &tc from Rio de Janeiro towards Terra del Fuego~
                                                                                                                          
by the Evening Amplitude & an Azm.th  in the Morning to be 8.º30' East, & the Observ'd  Latitude at Noon to be short of that given by the Log 10 Miles, Exercis'd the people at Great Guns & small Arms.
                                                                                                    
Firstpart Gentle breezes & Clear. remainder a Steady Gale the wea.r a little hazey Var.on 8.23E.t
                                                                                                     
First & latterp.t fresh breezes & Cloudy. Middle little wind with Thunder Lightning & Rain the Caulkers employ'd Caulking the Ships Decks.
                                                                                                                               
The firstp.t a fresh Gale & dark Cloudy wea.r  Remainder little wind & Clear a large swell from SW
                                                                                                     
Genteel breezes & Clear wea.r Variation 9º.36' E.t
                                                                                                     
Hazey with frequent Showers of Rain all the Fore & Middlep.t latter Clear wea.r with a Gentle breeze of Wind
                                                                                                     
Firstp.t light winds, remainder fresh breezes & Clear wea.r Variation 11º.3' E.t
                                                                                                                              
A Steady fresh breeze & fair wea.r at ½ past 5 PM Long.de in per Observ.n of the sun & moon 43º.38' W.t  from Greenwich, Variation 11.3E.t the Observed Latitude exceeds that given by the Log 7 Miles.
                                                                                                     
A fresh breeze of Wind & hazey Variat.on 13.44 E.t observ'd Latitude exceeds that given by the Log 11 Miles
                                                                                                        
Wind & wea.r Variable saw several black sheer Waters sounded twice this 24 Hours but found no ground with 90 fa.om the Observed Latitude again ahead of the Log 16 Miles~
                                                                                                     
Little wind the most part of this day Variation 15º.30' E.t Bent a New Suit of Sails~
                                                                                                     
Light Airs & Clear wea.r saw same Turtle upon the Water but could not catch any. sounded no ground with 200 fath.om Variation 15.40 E.t
                                                                                                    
Firstp.t Calm remainder a Genteel breeze & fine Clear wea.r this night had 2 Sets of Observ.ns of the Moon & the Star Aldebaran which gave the Long.de 49º.53'.15" W.t the first Sett gave 49º.55'.13 & the Second 49º.53'.15"~
                                                                                                    
Fresh breezes & fine Clear Wea.r
                                                                                                    
A fresh breeze of Wind & Cloudy wea.r passed by some Rock Weed. At Noon the Observed Lat.de 26 Miles to the S.ºward of the Log which I believe is chiefly owing to her being Generally steer'd to the Southward of her Course. Yesterday being Christmas Day the people were none of the Soberest.
                                                                                                     
Fresh breezed & Hazey with Squalls which Obliged us during the Night to take in the small Sails, & 2 Reefs in the Topsails which was let out in the Morning - First