Q500

#Quadrilaterals #Lines, bands #Letters presenting a special form of writing #Numerals presenting a special form of writing #Two quadrilaterals, one inside the other #Quadrilaterals containing other figurative elements #Quadrilaterals containing one or more numerals #Quadrilaterals containing one or more letters #Quadrilaterals with dark surfaces or parts of surfaces #More than two lines or two bands #Curved lines or bands (except A 26.11.13) #One letter #Letters in light-coloured characters on a dark background #Numerals juxtaposed or joined to a letter or a figurative element #Numerals in light-coloured characters on a dark background