This summer, Fantagraphics is publishing the entire run of Humbug in a 2-volume slipcased set (pre-order it on Amazon for $31.50 and save 5%).
On the Fantagraphics site, production ace Paul Baresh provides a step-by-step tour of how he restored a page from Humbug.
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. Come and hear Mark speak at the ALA conference in Chicago on July 1.