THE HISTORICAL
MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
 
 
 
 
 
 
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By Cosmos Mariner, August 2, 2017
Douglass Houghton Marker (side 2)
SHOWN IN SOURCE-SPECIFIED ORDER
1 ► Michigan, Keweenaw County, Eagle River — S740 — Douglass Houghton —
2 ► Michigan, Keweenaw County, Eagle River — Douglass Houghton — Michigan's First State Geologist —
 
 
  
  
  
 
 
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Nov. 11, 2026