Mitchell, Samuel Augustus. An accompaniment to Mitchell's reference and distance map of the United States: containing an index of all the counties, districts, townships, towns, &c., in the Union, together with an index of the rivers ... also a general view of the United States and the several states and territories with an account of the actual and prospective internal improvements throughout the Union. An accompaniment to Mitchell's reference and distance map of the United .... Mitchell and Hinman. 1834 [2022-09-12]. （原始内容存档于2022-09-12） （英语）.
Mitchell, Samuel Augustus. An accompaniment to Mitchell's reference and distance map of the United States: containing an index of all the counties, districts, townships, towns, &c., in the Union, together with an index of the rivers ... also a general view of the United States and the several states and territories with an account of the actual and prospective internal improvements throughout the Union. An accompaniment to Mitchell's reference and distance map of the United .... Mitchell and Hinman. 1834 [2022-09-12]. （原始内容存档于2022-09-12） （英语）.
