East Broad Top Railroad Huntingdon County Pennsylvania Antique Map 1878 A

11631

Geological Section Passing Near Three Springs Huntingdon CO. Constructed From Exposures on and Near The Line of The East Broad Top Rail Road. Showing the Order of the Devonian and Silurian Strata From Plank Cabin Valley to Black Dog Mountain. Two Sheets.

Issued 1878 Harrisburg Pennsylvania

In VG condition folds as issued.

Sheet 1 measures c. 22 x 17 Inches. Sheet 2 measures c. 22 x 17 Inches

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