Holograph diaries which give daily accounts of activities in Maui, including cabinet meetings, interactions with Claus Spreckels, the financial supporter of Gibson's government, association with King Kalakaua, visits to Mother Marianne of Molokai at the convent at Kakaako on Maui, the Hawaiian revolution of 1887 in which Gibson was ousted from office and exiled, and the breach of promise suit brought against Gibson by Flora St. Clair, whom he had allegedly promised to marry.