Gertrude thirsted for world knowledge. She studied ancient history, immersing herself in worlds far removed from hers. It seemed natural she found herself in Crete excavating the magnificent Minoan palace. It covered multiple square miles and reached four stories high. Filled with passages, tiny rooms, corridors, great courtyards and evidence of running water, the complex mesmerized Gertrude.

They assigned her a splendid area to work, dig and document. Brilliant colored frescos emerged as she swep...