S is for holiday Stamps with last year's festive Snowman postmark

 Stamps that arrived in 2024

A deer and tree (Holiday Delights, 2020)

Santa's sleigh and reindeer (A visit from St Nick, 2021)

More deer, in a snow forest (Winter Scenes, 2020)

Madonna and child (2024)

Yet another deer (Woodland animals, 2023)

And any stamp can be a holiday stamp with a jolly snowman postmark (Liberty, from Four Flags, 2012)