Related Historical Markers

FIRST browses through these results in sequence.

Apply These Filters

These filters will replace previously applied filters.

Filters

Include	Historical Markers
Include	War Memorials
Include	Reported Missing or Removed
Include	Confirmed Missing or Removed

Include	only matches for ...
	all except for ...

▲You may omit suffixes and prefixes

▲You may use the postal abbreviation

▲A string of characters in the inscription

Adjust Filters — Show Directions — Show Inscription —

2 entries match your criteria.

To better understand the relationship, study each marker shown.

By Brian Scott, August 23, 2008

Portman Dam and Power Plant Marker - Front

SHOWN IN SOURCE-SPECIFIED ORDER

CeraNet Cloud Computing sponsors the Historical Marker Database.

This website earns income from purchases you make after using our links to Amazon.com. We appreciate your support.

Paid Advertisement

Nov. 11, 2026