Westminster Psalter
The Westminster Psalter , British Library , MS Royal 2 A XXII , is an English illuminated psalter of about 1200 , with some extra sheets with tinted drawings added around 1250 . 
<triplet> Westminster Psalter <subj> British Library <obj> collection <subj> illuminated <obj> instance of <triplet> MS Royal <subj> British Library <obj> collection