The cover collage and table of contents have material from the following sources.

		Will Downs (rowing) on the Yangbi expedition in 1993 from Ben Foster, photographer for the Peter Winn article.
		Will Downs from Badgley, et al. this issue.
		Line illustration from the Mead and Taylor, this issue.
		Will Downs in Dera Ghazi Khan, Pakistan, tending to the concentrate, 1990 from Downing and Lindsay, this issue.
		Skulls from Mead and Taylor, this issue.
		Photo of Will Downs in white and blue cap from Ben Foster, photographer for the Peter Winn article.
		Background map from the Jokela et al., this issue.
		Will Downs at Y640. Image from Kay Behrensmeyer.
		Will in camp. Image by John Barry.