R.I. sheet 10.

1891

Geological Survey (U.S.)

1:63k

Harbors of Refuge

1933

C&GS

1:10k

Harbors of Refuge

1925

C&GS

1:10k

Harbors of Refuge

1917

1:10k

Niantic Bay-Rocky Pt.

1893

United States Coast Survey

1:80k

Harbors of Refuge : at Point Judith and Block Island

1919

C&GS

1:10k

Rhode Island

1901

Murray-Aaron, Eugene, 1852-1941.

1:300k

State of Rhode Island

1831

Unknown

1:95k

Rhode Island

1819

Baker, Harriet E.

Composite: R.I. 1-10.

1891

Geological Survey (U.S.)

1:63k