A sheet of metric graph paper representative of an imaginary world map from which the shapes of the United States of America, Liberia, and Myanmar have been torn: these countries are to date the only nations worldwide that have not officially signed on to the Metric Convention.
Strains of thought in Antonia Hirsch's World Map Project
Monika Szewczyk, Fillip, 2006 (pdf)
Worldviews | Weltbilder
Joachim Hirsch, 69 Pender, 2005 (pdf)