David Darrell-Lambert’s birding walk from Daunt’s Hampstead Heath branch in August, up onto the Heath and over Parliament Hill, was such a success that he was invited back for an evening talk. Last night a sell-out audience, following similar successful evenings at Ink@84 and Stanfords, saw him give a hugely entertaining and funny talk, which prompted a host of questions and then sales of a lot of signed copies. Next stop currently the Bookseller Crow in Peckham on 13 December…