Generational stories of an American family at the forefront of modern Kansas agriculture, Hawaii’s sugar cane industry, and California’s technology boom.

Category John P. Mangelsdorf

Hawaii 1973 | Waipio Valley Treehouse

Linda Beech in her Waipio Valley tree house

Built by Linda Beech Mangelsdorf in 1973, the Waipio Treehouse was a favorite destination of John P. Mangelsdorf and his brother Marco who spent much of 1984 living in the valley and installing hydroelectric equipment to use waterfall energy to… Continue Reading →

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