WBamboo and wooden slips
WBanana leaf
WBetula utilis
WBirch bark
WBlackboard
WClay tablet
WGevil
WKlaf
WMokkan
WOracle bone
WOstracon
WPalimpsest
WPapyrus
WParchment
WRice writing
WSand table
WScroll
WSkywriting
WSlate (writing)
WStorybook Weaver
WVellum
WWax tablet
WWhiteboard