TY  - BOOK
ED  - U.S. Coast and Geodetic Survey.
TI  - United States--east coast, Massachusetts, Boston Inner Harbor
PY  - 1993///
CY  - Washington, D.C.
PB  - U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, Coast and Geodetic Survey
KW  - Boston Harbor (Mass.)
KW  - Maps
KW  - Local
KW  - Massachusetts Bay (Mass.)
KW  - Navigation
KW  - Mystic River (Mass.)
KW  - Charles River Mass
N1  - Depths shown by isolines and soundings; "Soundings in feet."; Inset: Mystic River extension. Scale 1:10,000; Includes tidal information; "Formerly C & GS 248, 1st ed., June 1897 C-1947-687 KAPP 2082."; Numbering realigned 1974 to conform to a new uniform US numbering system for all navigation charts
UR  - http://purl.fdlp.gov/GPO/gpo25687
UR  - http://historicalcharts.noaa.gov/historicals/search
ER  -