Before treatment, at a distance the soiling and green biogrowth is apparent
A closer look demonstrates the extent of the soiling and biogrowth on the granite
A detail shows an accretion, likely deteriorated chewing gum stuck to the sculpture
During treatment the D/2 solution is applied by Conservator Simms, agitated with a brush, then rinsed to remove biogrowth
After treatment, the same surface coated in grime and growth, now reveals the original granite surface
The overall appearance of Landscape in Time by Noguchi has improved.