A selection of signs, old and new, telling us what to do (and not do!) at the Quincy mine. It's interesting to see how things have changed over the years.
Top: Modern sign cemented on to many ruins, provided by the Keweenaw National Historical Park.
Left: Another modern sign posted at the more outlying ruins, provided by the Quincy Mine Hoist Association.
Right: The oldest sign, painted onto the #2 Rockhouse foundation.