Harold Kainalu Long Castle
Harold Kainalu Long Castle | |
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Harold Kainalu Long Castle playing polo, 1914 | |
| Born | July 3, 1886 Honolulu, Hawaii, Kingdom of Hawai'i |
| Died | August 19, 1967 (aged 81) |
Harold Kainalu Long Castle (July 3, 1886 – August 19, 1967) was a landowner, real estate developer, and later a philanthropist in Hawaii.