This was the day on which the events described in E.E. Evans-Pritchard’s The Nuer took place -- the first time an anthropologist described a real moment in time.

This was the day on which the events described in Franz Boas’s Study of the Potlatch in British Columbia took place -- the first time an anthropologist described a real moment in time.

This was the day on which the events described in Bronislaw Malinowski's Argonauts of the Western Pacific took place -- the first time an anthropologist described a real moment in time.

This was the day on which the events described in Max Gluckman's Analysis of A Social Situation in Modern Zululand took place -- the first time an anthropologist described a real moment in time.