CONTENTS
of Compass Points 20
The journal of the BCRA Cave Surveying Group, June 1998

• Editorial *
• CSG Admin *
• Forthcoming Events *
• SNIPPETS: *
  • GPS system improvements announced *
  • Wakulla II surveying device *
  • Web Updates *
  • Toporobot for PCs *
  • Compass Update *
• LETTERS: *
  • Pete Cousins replies to the 'Geology For Surveyors' article (CP 18). *
  • Bob Thrun describes a new waterproof paper. *
• ARTICLES:

• Managing a large survey project - CUCC's experience in Austria *

  Andy Waddington

  There are many pitfalls in large survey projects, and CUCC have fallen foul of most of them over the years. This article describes some of the problems, and the solutions adopted.

• Hidden Earth 1998 *

  David Gibson

  The surveying-related aspects of the BCRA conference.

• Radiolocation Errors arising from a Tilted Loop *

  David Gibson

  David describes techniques for calculating radio locations, and thus the errors that might be expected from inaccurate levelling of the underground loop.