Dead computer languages covered in "History of Programming Languages"
Fortran I, II and III
ALGOL 58 and 60
Lisp 1 and 1.5
COBOL (the dead-ness of this language may be debatable)
SIMULA I and 67
Also: check out http://www.indiana.edu/~sharp
It's nominally the Society for the History of Authorship, Reading, and Publishing (ie books), but also has links to some older (dead) book-related tech, including papyrus, illuminated manuscripts, and medieval blockbooks.