HARTMAN, C.V. Archaeological Researches in Costa Rica. Stockholm: Ivar Haeggström, 1901. 4°. 88 plates, one folding, 18 partly or wholly chromolithographed, numerous iullustrations and diagrams in the text. Contemporary green half morocco, gilt edges (raised bands on spine a little rubbed). Provenance: F.G.T. Ekelund (signature and bookplate).