Observations and remarks made during a voyage [electronic resource] : To the Islands of Teneriffe, Amsterdam, Maria's Islands near Van Diemen's land; otaheite Sandwich Islands; Owhyhee, the Fox Islands on the North West Coast of America, Tinian, and from thence to Canton, in the Brig Mercury, commanded by John Henry Cox, Esq. By Lieut. George Mortimer, of the marines