Behold the perils of looking for ghost ads: you can drive yourself mad trying to figure out what they used to say. We know this building’s occupants distributed something, but the words above the second floor are hopelessly indistinct. You could stare at them for hours, take a picture, adjust the contrast, blow them up – but in the end there’s not enough paint left.

BETHLEHEM! No, that’s not it. HARVESTER!  No, that’s not it either.  

The building is here, if you want to look at it from the satellite's perspective.