U

1. Uda, M., 365, 716, 721, 734

2. U. S. Beach Erosion Board, 43, 44, 529; 1018

3. U. S. Bureau of Fisheries, 328

4. U. S. Coast and Geodetic Survey, 3, 14, 17, 30, 77, 79, 341, 342, 343, 360, 460, 564, 673

5. U. S. Coast Guard, 53, 453, 668

6. U. S. Hydrographic Office, 14, 29, 38

7. U. S. Weather Bureau, 117

8. Urry, W. D., 187, 1033, 1034

9. Usiglio, 211

10. Utterback, C. L., 49, 54, 70, 71, 84, 87, 88, 831, 832, 1033, 1034