THIS BOOK IS DEDICATED TO MY PARENTS, MY BROTHER AND SISTERS, MY WIFE, AND MY LOVELY DAUGHTERS.
In one form or another weighing is widely used in industry and commerce. For these measurement it is important to know the accuracy of the balances used, together perhaps with other information such as corretions to be applied to reading.
When this book first appeared, there were very few books by Indian authors, but in recent years several books have appeared. But this book has continued to remain popular with undergraduate and post-graduate students. In this edition, many chapters have been rewritten and others updated and this should make it more useful.
Enabling everthing from the deciphering of the human genome to environmentally friendly biofuels to lifesaving new pharmaceuticals, biotechnology has blossomed as an area of discovery and opportunity.
This Wiley International Edition is part of a continuing program of paperbound textbooks especially designed for students and professional people overseas. It is an unabridge reprinting of the original hardbound edition, which is also available from your bookseller.
Many advances have been made in clinical neurology since the publication of the fourth edition of this text. It is the purpose of this edition to bring these advances to our readers.
It is now more than six years since this volume was first conceived in conversation between the late Sir Ronald Bodley Scott and one of us (P.B.).