Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Photo by Karin S. Bishop (Wikipedia)

Gaspar Tringale

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

On the 2002 Leonid MAC mission. Photo courtesy of Jane Houston-Jones

Larry D. Moore (2006-10-11)

Roydon Dixon

Credit: Cory Doctorow, 2005, Florence, Italy

By permission of Brian Kernighan

photo by Cal Crary

Photo © 2004 Jerry Bauer

Photo by Fred Palumbo, New York World-Telegram & Sun Collection, Library of Congress, Prints and Photographs Division, Reproduction Number LC-USZ62-112049

Photo by Robert Birnbaum (courtesy of the photographer)

Photo by Rick Wise