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Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.

Notes from the external lines survey covering boundaries in Houghton and Ontonagon Counties, Michigan (see below for specific townships). These notes were compiled by Austin Burt in 1846.