 Nyorai kupfuurira kweiyi ndima - Bhuku racho rine peji 30 afterword umo Lessing anotaura kuti Kugadzirwa kweMumiririri wePuraneti 8 uye bhuku rapfuura mune ino nhevedzano, The Sirian Experiments rakafuridzirwa nekunakidzwa kwake kwemakore makumi mashanu mune yakashata 1910 13 Antarctic expeditionweRobert Falcon Scott, kunyange zvazvo asiri, iye anoratidza kudaro, nechinhu cheaizi nemamiriro epasi pacho pacharo. 