The Sound of a Photograph

View of Sharingtons Tower at Lacock Abbey--Henry Fox TalbotHere is a photo that evokes a loud scraping sound. What kind of force could gouge so deeply into a piece of granite? Or was it the cumulative effect of softer sounds over time?Our sonic Umwelt is so tiny--not only by the range of hearing--but by the world itself. We only hear a limited range of imaginable sounds that occur in the world,