Delaware Boundary Markers

Also known as: Transpeninsular Line, Mason-Dixon Line, Tangent Line, The Arc, T
State boundary lines between DE-MD/DE-PA, Not Applicable, Delaware

Map 

National Register information 

Note: The following information comes from the NRHP database and has not been verified.
Status
Posted to the National Register of Historic Places on February 18, 1975
Reference number
75002101
Areas of significance
Engineering; Politics/Government
Level of significance
State
Evaluation criteria
A - Event; C - Design/Construction
Property type
District
Historic function
Monument/marker
Current function
Monument/marker
Periods of significance
1750-1799; 1825-1849
Significant years
1763; 1849
Number of properties
Contributing sites: 94

Sources