"A Resource for Glass
Contents: This resource contains information collected in response to
questions most often asked by teachers and students. Much of the
material relates to more than one subject and can lend itself to
interdisciplinary learning. *Arrange and reproduce the pages that may
meet your curriculum needs."
You need the free Adobe reader for the pdf file from Corning Museum of
Glass. Large file; you may need a fast Internet connection. But once
you have the page, you can download it to your hard drive for fast
access in the future.