The rats are eating our food, we are drinking yellow water, while Magellan and his officers are jelly, Vitamin C.
Dedication to task
This weather so bad, maybe we should turn back
In this article, "We only ate old biscuit reduced to powder, and full of grubs, and stinking from the dirt the rats had made on it when eating good biscuit, and we drank water that was yellow. Magellan and his officers had a quince of jelly" (Document D, from the journal of Antonio Pigafetta, 1520).
"Magellan even relied on the taste of seawater to guide the fleet. As the water became fresher, he knew he was traveling inland, and once it turned salty, he realized he was approaching the Pacific on the western side of the strait"(Laurence Bergreen, Over the Edge of the World, Harper Collins,2003, Document C, Map created from various sources).
How long did it take for Magellan and his crew to circle the globe " It took Magellan and his crew 3 years to circle the world" (Document A, Voyage of Magellan).