Journal of Hydraulic Engineering.. Vol. 117 No. 6 (1991). 

 - New York : American Society of Civil Engineers.  [date of publication not identified] 
 - p. 
<br/><br/> It contains of Papers, Technical Note and Discussions on June 1991 in Vol. 117 No. 6. 
<br/><br/>TECHNICAL PAPERS : Flow Resistance of Riprap / Stephen T. Maynord. Accuracy of Selected Techniques for Estimating Ice-Affected Streamflow / John F. Walker. Unsteady Pressure-Driven Viscous Flows beneath Concrete Pavement Slabs / Elmer C. Hansen. Investigation of Curve Number Procedure / Allen T. Hjelmfelt Jr. Internal Wave Activity in Rotterdam Waterway / J. D. Pietrzak, C. Kranenburg, G. Abraham, B. Kranenborg, and A. van der Wekken. Sediment Discharge Computation Using Point-Sampled Suspended-Sediment Data / John J. Ingram, Steven R. Abt, and E. V. Richardson. Bed-Load and Suspended-Load Transport of Nonuniform Sediments / Prabhata K. Swamee and Chandra Shekhar P. Ojha. Calculation of Total Conveyance in Natural Channels / J. Garbrecht and G. O. Brown. TECHNICAL NOTE : Withdrawal from Two-Layer Fluid Through Line Sink / Graeme C. Hocking. Discussion : Sediment Entrainment in Channel with Rippled Bed. Takashi Asaeda, Masanori Nakai, Shyain K. Manandhar and Nobuyuki Tamai / S. Albanis. Closure by authors.