Cite

Map showing elevation between Parish of Harlow and Parish of Birchanger.

MLA

Map Showing Elevation between Parish of Harlow and Parish of Birchanger. 0AD. https://collections.library.yale.edu/catalog/15730227.

APA, 6th edition

Map showing elevation between Parish of Harlow and Parish of Birchanger. (0 C.E.). [Maps]. https://collections.library.yale.edu/catalog/15730227.