LYNN ROBERTSWordsworth and Coleridge – two of our greatest Romantic poets, but less use as fathers than concrete ballet shoes. Katie Waldegrave’s The Poets’ Daughters: Dora Wordsworth and Sara Coleridge (Windmill Books, £9.99; Tablet price £9) vividly illuminates the lives of Sara (barred from marrying for seven years, hooked on laudanum) and Dora (ditto for 20  years, sick from TB) as they immolated their lives on their fathers’ altars, helping to establish their fame. Engrossing. MARINA VAIZEYTwo enchanting, sophisticated French fables, by Antoine Laurain, a very witty young French writer: The President’s Hat follows the fortunes of Mitterand’s black homburg as it travels from the brasserie where the president left it through several