- E-bookWisconsin Post Office Mural GuidebookDavid W. Gates Jr.
- E-bookTennessee Post Office MuralsDavid W. Gates Jr.
- E-bookTennessee Post Office Mural GuidebookDavid W. Gates Jr.
- E-bookIndiana Post Office Mural GuidebookDavid W. Gates Jr.
- E-bookWisconsin Post Office MuralsDavid W. Gates Jr.
- E-bookIllinois Post Office Mural GuidebookDavid W. Gates Jr.
- E-bookNew Jersey Post Office Mural GuidebookDavid W. Gates Jr.