[Map of England, made up from four colored sheets, reduced from the Ordnance survey maps of England and Wales, published prior to 1900].
MLA
[Map of England, Made up from Four Colored Sheets, Reduced from the Ordnance Survey Maps of England and Wales, Published Prior to 1900]. 0AD. https://collections.library.yale.edu/catalog/15259785.
APA, 6th edition
[Map of England, made up from four colored sheets, reduced from the Ordnance survey maps of England and Wales, published prior to 1900]. (0 C.E.). [Maps]. https://collections.library.yale.edu/catalog/15259785.