This is a nicely put together digital collection. Mapping Inequality Collection https://collections.leventhalmap.org/collections/commonwealth:00000x35p [https://iiif.digitalcommonwealth.org/iiif/2/commonwealth:00000x53m/full/pct:20/0/default.jpg]<https://collections.leventhalmap.org/collections/commonwealth:00000x35p> Mapping Inequality Collection - Norman B. Leventhal Map & Education Center<https://collections.leventhalmap.org/collections/commonwealth:00000x35p> Norman B. Leventhal Map & Education Center at the Boston Public Library. 700 Boylston St, Copley Square, Boston MA 02116 617-859-2387 collections.leventhalmap.org