At 23:14 22-12-1997 EST, you wrote:
>Jim Constant wrote:
>I would like to find out the chemical structure of the conch shells.
>Where should I address myself to obtain this information.
>
>Hello Jim,
>
You can try the book " A Natural History of SHELLS", by Geerat J. Vermeij.
Princeton University Press, Princeton, New Jersey. ISBN 0-691-08596-X
Part I: The Rules of Shell Construction
Part II: Life in a Dangerous World: How Shells Work
Part III: The Dimension of Time.
 
You can order this book by Seashell Treasures Books - Dr. W. Backhuys
E-mail: [log in to unmask]
The price in his catalogue is forty Dutch guilders, about 20 USdollars.
 
Good luck