Question: The doll which is a fusion a white girl child with a Southern United States archetype for a black woman who worked as a nanny is dated to what year? 
Sentence (from "Mammy archetype"): A mammy, also spelled mammie, is a Southern United States archetype for a black woman who worked as a nanny or general housekeeper that, often in a white family, nursed the family's children.
Relevant evidence: Yes