Etymology Fuller's earth






^ cite error: named reference usgs1522 invoked never defined (see page).
^ lotha, gloria (13 september 2007). fuller s earth . encyclopædia britannica. encyclopædia britannica online. retrieved 7 july 2015. 
^ harper, douglas. fuller . online etymology dictionary. 
^ nutting, p. g. (1933). bleaching clays. washington: u.s. geological survey. 






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