Listed here are some archives in the Netherlands, Germany and United Kindom with work of Gerd Arntz and online archives.
Gemeentemuseum Den Haag, The Hague, the Netherlands
Political prints of Gerd Arntz, +4.000 linocuts of Isotype symbols, diverse charts
Memory of the Netherlands (Geheugen van Nederland), The Hague, the Netherlands
7388 Scans of the Gemeentemuseum Den Haag collection; original prints
of the Isotype-symbol linocuts, charts by the Nederlandse Stichting
voor Statistiek, diverse publications (online)
Werkzeugmuseum, Remscheid, Germany
Former house of Gerd Arntz' parents; political prints of Gerd Arntz and charts
'Isotype revisited' from the Department of Typography & Graphic Communication at the University of Reading, Reading, United Kingdom
Articles and papers on Isotype (online), books, correspondence and charts of the Isotype Institute based in Reading (Otto and Marie Neurath)
International Institute of Social History (IISG), Amsterdam, the Netherlands
Early Isotype charts, correspondence of Otto Neurath