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5. Having been drenched by cinders and soot from UP 3985An inverse example: I have a photo of the Salamanca NY coal dock on the ERIE taken, I'm guessing,
about 1940 +/-. It is BLACK, dead flat black, a veritable black hole for light. I have my own
photos taken of the stripped hulk of the same structure, taken in the late 70s and into the 80s. It
is now (still stands I believe) basically a light pinkish tan color of old concrete. Years of rain
have "unweathered" the concrete parts that are left.