|1951: May Day|
|1968: British Anniversaries|
|1983: 10th National Trade Unions Congress. Designer: Liu Shuoren|
Lastly here are a couple of people working the streets of a city. Perhaps it is Stockholm.
|2013: Europa - Postman's Van.|
An entry to Sunday Stamps II theme - May Day or People at Work - here at 'See It On A Postcard'