The webpage that you have tried to access requires the use of Frames.
The following link will take you to the pages in sequence
rather than in frames.
Follow this Link: icesectionList.nicl
Please try to use a frames compliant browser, or
if you are unable to do so, please contact the
National Ice Core Laboratory
directly either
by email at nicl@usgs.gov, or
by phone at (303) 202-4830.
Any member of the staff would be willing to help you reach the information that you require.