Ya rubuta litattafai guda biyar, wanda aka fi sani da'Land Under England ', wani labari na kimiyya da aka yi game da wata al'umma mai mulkin mallaka da ke da iko ta hanyar kwakwalwa.
Tabbas, mafi mahimmancin jumlar ita ce "Ya rubuta litattafai guda biyar, wanda aka fi sani da'' Land Under England ', wani labari na kimiyya na al'umma mai mulkin mallaka wanda ke kula da hankali na telepathic, wanda Karl Edward Wagner ya ambata a matsayin daya daga cikin litattafan almara na kimiyya mafi kyau goma sha uku. "