"The worship of Augustus Caesar : derived from a study of coins, monuments, calendars, aeras, and astronomical and astrological cycles, the whole establishing a new chronology and survey of history and religion" by Alexander del Mar, 1900
P.G. Wodehouse is known for comedy books about butlers who are obviously of a much higher class than their 'masters', but he also wrote a semi-serious novel covering eugenics: https://en.wikipedia.org/wiki/The_Coming_of_Bill
"The worship of Augustus Caesar : derived from a study of coins, monuments, calendars, aeras, and astronomical and astrological cycles, the whole establishing a new chronology and survey of history and religion" by Alexander del Mar, 1900
https://archive.org/details/worshipofaugustu00delmuoft/page/...