- Post Office (former) Sculpture - York PAThis wooden sculpture "Prayer of Thanksgiving" by K. George Katrina was completed in 1946. Katrina was one of two artists to win a Federal Works Agency competition to produce art for the post office in 1941. The statues were moved out of the original post office in 2011 before it was privatized. They may now be located in the East York post office. Confirmation is needed.
- Post Office Relief - Wollaston MAThe post office contains a carved wooden relief entitled "Welder." It was created by artist George Kratina in 1942 and funded by the Treasury Section of Fine Arts.