Cite

Map of the States of Maine, New Hampshire, Vermont, Massachusetts, Connecticut & Rhode Island by H. S. Tanner ... 14th day of Novr. 1820

MLA

Map of the States of Maine, New Hampshire, Vermont, Massachusetts, Connecticut & Rhode Island by H. S. Tanner ... 14th Day of Novr. 1820. 0AD. https://collections.library.yale.edu/catalog/15604214.

APA, 6th edition

Map of the States of Maine, New Hampshire, Vermont, Massachusetts, Connecticut & Rhode Island by H. S. Tanner ... 14th day of Novr. 1820. (0 C.E.). [Maps]. https://collections.library.yale.edu/catalog/15604214.