Natural rubber at least showed promise as rubber sources, include the rubber fig ("Ficus elastica"), Panama rubber tree ("Castilla elastica"), various spurges ("Euphorbia" spp.), lettuce ("Lactuca" species), the related "Scorzonera tau-saghyz", various "Taraxacum" species, including common dandelion ("Taraxacum officinale") and Russian dandelion ("Taraxacum kok-saghyz"), and perhaps most importantly for its hypoallergenic properties, guayule ("Parthenium argentatum"). The term gum rubber is sometimes applied to the tree-obtained version of natural rubber in order to distinguish it from the synthetic version. The first use of rubber was by the indigenous cultures of Mesoamerica. The earliest archeological evidence of the use of natural latex from the
Stranger, Bear Word to the Spartans We... current World War II is thereby shown as history repeating itself. Stranger, Bear Word to the Spartans We... "Stranger, Bear Word to the Spartans We..." () is a short story by the German author Heinrich Böll (1917–1985). It tells the story of a seriously wounded soldier during World War II being carried on a stretcher through the school which he left three months earlier, because the school is being used as a makeshift military hospital. The narrator slowly notices details confirming where he is, but ignores and explains them away in an internal monologue. At the end of the story,