Letter from John Lubbock (Lord Avebury) to William Henry Flower, sorry to hear he is unwell, , sent from House of Commons
Letter from John Lubbock (Lord Avebury) to William Henry Flower, thanks for sending a copy of his book
Letter from John Lubbock (Lord Avebury) to William Henry Flower about reading Flower's letter at a meeting, sent from Cambridge
Letter from Sir Charles Lyell to William Henry Flower about meeting him and Huxley to talk over the production of his book (The Antiquity of Man)
Letter from Sir Charles Lyell to William Henry Flower, mentioning Henry de la Beche's Geology of Cornwall and Devon (1839), the Cornish whale fossil, , the position of whale and human skulls and the 'Settle Cave bones'.
Letters from Fridtjof Nanson toWilliam Henry Flower and Lady Flower
Letter from Alfred Newton to William Henry Flower
Letter from Alfred Newton to William Henry Flower, re: birds, egg colours, Parliament decree
Letter from Alfred Newton to William Henry Flower, re: meetings of various societies
Letter from Richard Owen to William Henry Flower, enclosed letter of thanks to President of the Council for the Catalogue of Osteology, written from British Museum.