Hi all! I know this has been asked before, but I can’t seem to find it in the archives. Does anyone have recommendations for an appraiser for 20th Century maps? We’ve got a donor who needs an official number. TIA! Theresa -- Theresa Quill (she/her/hers) Map and Spatial Data Librarian Liaison to Department of Geography Associate Librarian Herman B Wells Library, E241C Indiana University Bloomington [log in to unmask] Schedule a virtual appointment with Theresa<https://iub.libcal.com/appointments?u=31864>