- Post Office - St. Helena CAThe historic post office in St. Helena, California was constructed with Treasury Department funds in 1940. The building, which houses the mural "Grape Pickers," painted by Lew Keller in 1942 for the Treasury Section of Fine Arts, is still in use today.
- Post Office Mural - St. Helena CAThe 6' x 12' oil-on-canvas mural "Grape Pickers" depicts men harvesting grapes. The mural was commissioned by the Treasury Section of Fine Arts, and was installed in the lobby of the historic St. Helena post office in 1942.
- St. Helena Dam - St Helena CAThe WPA built the St. Helena Dam in the 1930s.