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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | |
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First Edition Preface Second Edition Preface Acknowledgments
trace—1. In general, an unmeasurable (less than 0.01 in.) quantity of precipitation. 2. An insignificantly small quantity. 3. The record made by any self-registering instrument. Thus, one may speak of the barograph trace, the hygrothermograph trace, etc.