CONTENTS Page ix 



Page 



78. Additional details on smooth sheet 733 



781. -Explanatory notes. 782. Rocks, reefs, ledges, and rocky areas. 783. Bottom 

 characteristics. 784. Aids to navigation. 785. Symbols for smooth sheet. 

 786. Miscellaneous data. 787. Geographic names. 788. Limits of adjoining surveys. 



79. The completed smooth sheet 747 



791. Completion of the smooth sheet. 792. Schedule of penciled and inked details. 

 793. Registry numbers and titles. 794. Final inspection. 795. Principal deficiencies 

 of smooth sheets. 796. Shipment to Washington Office. 



Chapter 8.— RECORDS AND REPORTS 



81. Sounding Record 753 



811. Recorder's duties. 812. Page headings. 813. Information at beginning of day's 

 work. 814. Column entries. 815. Remarks and miscellaneous entries. 816. Infor- 

 mation at end of day's work. 817. Other Sounding Records. 818. Supervision and 

 inspection. 819. Completion of Sounding Records. 



82. Reduction of soundings 770 



821. Correction units. 822. Corrections to recorded depths. 823. Units of final 

 reduced soundings. 824. Verification of reduced soundings. 825. Errors detected 

 during plotting. 



83. Miscellaneous records 774 



831. Position records. 832. Control records. 833. Velocity of sound records. 

 834. Survey data of other organizations. 835. Completion of records and reports. 

 836. Shipment of records. 



84. Descriptive Report 786 



841. Sequence of contents. 842. Descriptive Report text. 843. Separates following 

 te.xt. 844. Additions at Washington Office. 845. Deficiencies in former Descriptive 

 Reports. 



85. Miscellaneous reports 793 



851. Progress sketches and reports. 852. Navigational information. 853. Aids to 

 navigation. 854. Descriptions of stations. 855. Coast pilot report. 856. Geo- 

 graphic name report. 857. Ranges for compass deviations. 858. Special reports. 

 859. Reports required from hydrographic parties. 



Chapter 9.— MISCELLANEOUS 



91. Coast Pilot 809 



911. Sources of coast pilot information. 912. Coast pilot reports from field parties. 

 913. Preparation of a new edition of a Coast Pilot. 914. Intracoastal Waterway 

 Pilots. 915. Supplements. 916. Coast pilot glossary. 917. Nomenclature and 

 terminology. 



92. Processing Offices 842 



921. Personnel at Processing Offices. 922. Transfer of records. 923. Preliminary 

 office work by field parties. 924. Completion work by Processing Offices. 925. In- 

 spection of office work by chief of field party. 926. Accounts, reports, and corre- 

 spondence. 



93. Hydrographic surveys at the Washington Office 847 



931. Receipt and registry. 932. Miscellaneous operations. 933. Verification of 

 hydrographic surveys. 934. Review of hydrographic surveys. 935. Approval by 

 administrative officers. 



94. Computation of buoy positions 860 



941. Reduction of sun-azimuth observations to true horizon. 942. Back azimuth 

 correction. 943. Scope of buoy anchor cable. 944. Buoy traverse. 



95. Forms and publications 866 



951. List of forms. 952. Publications of the Coast and Geodetic Survey. 953. Ref- 

 erence books. 954. Rubber stamps for hydrographic surveys. 

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