I have used A/F for " as found " for 50 years. There are no maker's marks or date marks on any of them from what I can see.
Glaisdale Whitby TPO - Railway Travelling Post Office Tin Badge Plaque #TPO17
Saltburn By The Sea From WHITBY - TPO - Railway Travel Post Office Plaque #TPO19
EGTON Whitby TPO - Railway Travelling Post Office Sorting NAME Plaque #TPO3
DANBY From Whitby TPO - Railway Travelling Post Office Sorting Plaque #TPO11
London E. from Whitby TPO - Railway Travelling Post Office Sorting Plaque #TPO14
Glaisdale 1925 Railway Sidings Plan Diagram Picton to Grosmont LNER Train Line
