Corrections

• In issue 12, on page 53, the Getting Xfig sidebar had several mistakes. The proper path at tsx-11.mit.edu is /pub/linux/sources/usr.bin.X11/xfgi218.tar.gz, and the proper path at sunsite.unc.edu is /pub/Linux/X11/xapps/graphics/draw/xfig218.tgz
• In issue 13, the photos from "Excellence in Programming" Awards article were reprinted courtesy of Dr. Dobb's Journal.