This black Tarleton helmet with the red and white plumage belonged to a member of The Maidenhead Cavalry: a voluntary cavalry regiment raised as part of a home-defence unit during the Napoleonic Wars. Of course, Napoleon never crossed the English Channel so the Maidenhead Cavalry never actually had to do any proper fighting, as such. They did, however, patrol the notorious Maidenhead Thicket area;

Portrait photograph, in its own marroon leather case, of a young Prince Alfred, Second son of Queen Victoria and Prince Albert, Duke of Edinburgh and later Duke of Saxe-Coburg and Gotha. He is wearing naval uniform and also two large medals or brooches on his uniform on his left, A star shaped medal, similar to the (Order of the) Garter Star which might be The Ernestine Order of Saxe-Coberg-Gotha(