Penny Black Day

Envelopes sent by Alan (the UK).

I have also received this commemorative stamp from Isle of Man:

Is there a Penny Lilac Day?

Sunday Stamps | Christmas (Secular)

(Updated)

Sunday Stamps suggests today to upload Christmas stamps with secular motives. You can see here some stamps I got along 2019 and 2020. Not all Christmas stamps arrive on Christmas!

Canada

Finland

France

Isle of Man

The Netherlands

Spain

The United Kingdom

(See the whole series here.)

The USA