De Geer, Dirk Jan2008-02-292008-02-291942-022008.02.21.009http://hdl.handle.net/2263/4616Sixteen page typescript brochure.Brochure of D.J. de Geer as was produced in 1942 titled "De Synthese in den Oorlog"6321209 bytesapplication/pdfDutchDJ de Geer (1870-1960)Dirk Jan de Geer (1870-1960)Netherlands -- History -- 20th centuryBook