Lawrence.

1871

Gray, Ormando Willis; Walling, H. F.

1:14k

Salem, Rockingham Co.

1892

D.H. Hurd & Co.

1:37k

30. Lawrence sheet.

1890

Massachusetts. Topographical Survey Commission

1:63k

Map of Haverhill, Massachusetts

1832

Gale, James

1:20k

29. Haverhill.

1890

Massachusetts. Topographical Survey Commission

1:63k

Essex & Norfolk counties.

1871

Gray, Ormando Willis; Walling, H. F.

1:158k

Massachusetts. Atlas Plate No. 1.

1891

Walker, O.W.

1:63k

Hillsborough (County), (New Hampshire).

1877

Hitchcock, C.H.

(General geological map of New Hampshire. Sheet 6)

1878

New Hampshire. Geological Survey

1:155k

(Topographic and glacial feature map of New Hampshire. Sheet 5)

1878

New Hampshire. Geological Survey

1:155k