Some tricky ones this time! How about 17d Philosophical interpreter of the Tarot of Marseille. I have ??S???T?S and
2d Organist at St Mark's, Venice, shows sales item by returning it. I have L?T?I. Is it Letsi perhaps. Couldn"t find a reference for that.
13d Oxford college writer from Ireland. I have ?O?E???L?E