"Stargazers in the wilderness."; "Mason-Dixon Line.", "Pennsylvania--Boundaries--Maryland.", "Maryland--Boundaries--Pennsylvania."; "Mason, Charles, 1730-1787.", "Dixon, Jeremiah, 1733-1779."; "undated"; "

Pamphlet. \"The Printed page, no. 16.\"

"; ""; "P10832"; "pec"; "Maryland--Boundaries--Pennsylvania.", "Dixon, Jeremiah, 1733-1779.", "Pennsylvania--Boundaries--Maryland.", "Mason, Charles, 1730-1787.", "Mason-Dixon Line."; "14256"; .