(1) early (pre-1917) postcards by Oskar Schmerling;

(2) pre-1917 photographs or engravings of people drinking from or simply posing with traditional Georgian wine vessels other than piala [clay bowls] or q'ants'i [drinking horns]—e.g. using k'ulas (კულა), maranis (მარანი) or q'arq'aras (ყარყარა) (although pictures featuring bowls or horns would be equally welcome); and

(3) newspaper or other articles relating to [i.] the use of any wine drinking vessels or [ii.] specific traditions, e.g. the awarding of k'ulas to wrestling champions in Tbilisi, one of whom was even nicknamed k'ula because he won so often.