2021-11-292021-11-291885-01-012013-04-04http://hdl.handle.net/20.500.13013/1177The soundings are expressed in feet and tenths and are referred to the plane of mean low water. Table: "Thalwegs from gorge to ocean" "To acompany annual report of Major C.W. Raymond, Corps of Engineers for 1885."Newburyport Harbor, Mass.: Plan Showing Changes in Shore Lines at Entrance, the Location and Condition of the Jetties, and the Thalwegs From Various SurveysimageG 3762 .N58 1885 .U55Harbors – Massachusetts – Newburyport – MapsNewburyport Harbor (Mass.) – MapsNewburyport (Mass.) – MapsCoastalEssex CountyMassachusetts