Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to M Gustav Fischer, Jena Asks if they would be willing to supply the Royal Society with German periodicals that they would pay for annually. Payment would be in advance, and they would like a quote that includes the cost of prompt delivery to London. Asks to consider the following list, which might later be expanded: 'Archiv f. Anat. u. Physiol. Leipzig Berichte d. Deutschen Botanischen Gesellschaft, Berlin Jahrbuch u.d.Fortschritte de.Mathematik, Berlin Journal f.d. reine u.ang.Mathematik, Berlin Mathmatische Annalen. Leipzig Physikalische Zeitschrift. Leipzig Virchow's Archiv f.pathologische Anatomie u.Physiologie, Berlin Zeitschrift f.Krystallographie u.Mineralogie, Leipzig Zeitschrift f.Physikalische Chemie, Leipzig Zeitschrift f.Wissenschaftl. Zoologie Leipzig' 9 January 1920