The Kings of Hawaii from 1876 news article from "The Friend"  found at
  nupepa blog hawaii

 Lihue Place Name On Kauai from evols system of Univ. of Hawaii
 Koamalu : a story of pioneers on Kauai, and of what they built in that island garden  -  Vol 1
 Koamalu : a story of pioneers on Kauai, and of what they built in that island garden  -  Vol 2
 History of Kauai  at  wikipedia
 History of Kauai at  royal coconut coast
 History of Kauai at volcano press
 History of Kauai at Kauai.com
 History of Kauai at Kauai Historical Society

 History of Ni'ihau at wikipedia
 History of Ni'ihau at Ni'ihauheritage.org
 History of Ni'ihau at Molokinicrater
 History of Ni'ihau from NY Times 2002 death of Helen Robinson

 The Historical Marker Database

 Kauai Japanese Americans relocated during WWII (1942-1946)
 Civilian Interment on wartime Kauai from evols system of Univ. of Hawaii