The mariner's compass was hung in gimbals early in the sixteenth century.
Isalatha mbombo esasisetyenziselwa ukulawula indlela elandelwa yinqanawa sasixhonywa kwinto eyilwe ngobuchule ukuze kuxhonywe kuyo izixhobo ezisetyenziswayo. Oku kwakusenziwa ekuqaleni kwenkulungwane yeshumi elinesithandathu