Christmas Nutshell Library Series

Four tiny books in a box illustrated by Hilary Knight.
Books in the Christmas Nutshell Library series:
Christmas Nutshell Library (1963)

Four tiny books in a colorful box.
A Christmas Stocking Story (1963)

The animals’ stockings get mixed up in the wash and Santa has to fill them in the dark, but on Christmas day they manage to sort things out.
A Firefly in a Fir Tree (1963)

A mouse twelve days of Christmas.
The Night Before Christmas (1963)

T’was the night before Christmas,
When all through the house,
Not a creature was stirring,
Not even a mouse.