John is referenced as "adopted son" in May Peet's obituary in 1960.  . He is not mentioned in Louis's obituary in 1951. He was in the household at the time of the 1940 Census, identified as "J Francis Peets, son. 
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James is 29 degrees from Alfred Nobel, 33 degrees from Henri Becquerel, 23 degrees from Niels Bohr, 22 degrees from Marie Curie, 27 degrees from Alec Fleming, 24 degrees from Howard Florey, 31 degrees from Albert Imre Szent-Györgyi, 20 degrees from Barbara McClintock, 33 degrees from Wilhelm Roentgen and 17 degrees from Chandra Garrow on our single family tree. Login to find your connection.