C (Charlie); Yes (Affirmative) - With Rope and Toggle

The Voices of Fort Point - Golden Gate National Recreation Area (U.S. National Park Service)

World War II – William C. Atkinson

Page 15 – Yamaha Music – Blog

R (Romeo) - With Rope and Snap Hook

Santa Barbara Independent, 05/22/14 by SB Independent - Issuu

C (Charlie); Yes (Affirmative) - With Rope and Snap Hook

C (Charlie); Yes (Affirmative) - With Rope and Snap Hook

November 1, 2023: Volume XCI, No. 21 by Kirkus Reviews - Issuu

Tales From an Ex-Convict - Creepypasta

Confessions of a Quack - David Mendosa