Copy letter from Michael Foster, to the President of the Naturforschende Gesellschaft, zu Emden, Hannover, Germany The letter of 29 December inviting attendance at their 75th Anniversary was received and communicated to the President and Council at their recent meeting, and although the Royal Society is unable to send delegates, Foster assures them of the Society's congratulations on the occasion and best wishes for their continued success. 8 November 1889