Page:Voyage in search of La Perouse, volume 1 (Stockdale).djvu/76

66 never uffered them to quit the hip but when the exigences of the armament required it. The Commodore was reolved to keep trictly to this regulation, during the whole time that he hould be tationed on the coat of Africa.

The variation of the needle was found by an average of ixteen obervations taken on board, fourteen of the azimuth and two of the ortive amplitude, to be 8° 7′ 7″ E.

The reult of two obervations taken by Citizen Bertrand, one of the atronomers to the expedition, on the terrace of a houe in the town, gave 21° 33′ E.

The obervations taken on board appeared more to be confided in than the others, as they agreed with the progreive diminution of the variation which we had oberved ince our departure from Bret, and with the obervations that had been taken long ince by different other navigators.

The dip of the needle was now at 62° 25′. The ame needle had pointed 71° 30′ at Bret, and 72° 56′ at Paris.

The place where we lay at anchor in the road of Teneriffe was 28° 29′ 35″ N. lat. 18′ 86′ E. long.

The thermometer and barometer, oberved on board towards noon, varied very little during our tay