- Post Office Bas Relief - Whitinsville MAThe bas relief "Colonel Paul Whitin—Blacksmith" was produced with New Deal funds in 1939. It is displayed in the lobby of the post office in Whitinsville, Massachusetts.
- Post Office Relief - Iron River MIThe wood carving, "Paul Bunyan Straightening Out the Round River," was created by Milton Horn in 1941 as a Section of Fine Arts-funded project. The sculpture hangs in the lobby of the Iron River, Michigan post office.
- Post Office Wood Carving - Swarthmore PAThe wood carving "The Spirit of the Post," by Milton Horn, was commissioned by the federal Treasury Section of Fine Arts funds. It resides in the lobby of the historic Swarthmore post office.