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<br />GRANT: CRITICAL FLOW CONSTRAINS FLOW HYDRAULICS
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<br />Acknowledgmenls. Many people contributed ideas, data. and ef-
<br />fon for Ihis paper. In particular, I wish to thank P. Wilcock for his
<br />many thoughtful reviews and discussions of earlier drafts. I also thank
<br />J. Costa, T. Davies, G. Govers, T. Lisle, J. Nelson, G. Parker, M. G.
<br />Wolman, and M. Zimmerman for helpful discussions; J. Duan for field
<br />and technical assistance; A. Levna, C. Creel. and G. Downing for field
<br />work; M. Zimmerman for field assistance and support in the Philip-
<br />pines; G. Parker, G. Govers, and J. O'Connor for generously sharing
<br />unpublished data; F. Swanson, P. Komar, 1. Jones, P. K. House, and an
<br />anonymous reviewer for reviews of earlier drafts of Ihis manuscript;
<br />and M. Urookcs for editorial assistance.
<br />
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