Thanks RW for sending RW's Mittheilungen and RW's Neue Untersuchungen. Replies to RW's queries about JH's ancestry and about the current state of JH's father's largest reflecting telescope.

Thanks RW for sending him a photograph of RW; sends photograph of JH in return.

Thanks RW for sending copies of RW's memoir on JH's father. States that JH has now revised a catalogue of all JH's father's double stars.