JDH agrees that he & Sir William Thiselton-Dyer should pay for [John Reader] Jackson's trip to Paris. JDH advises caution in dealing with [Daniel] Oliver, he believes that seclusion has led to Oliver developing 'erroneous views'. Gunther was proposed for a Royal Medal a year earlier than Oliver. The Exhibition [Exposition Universelle, third Paris World's Fair] will close at the end of November but exhibitors can sell off exhibits from the end of October.