Examples from literature

• Each envelope contained a Christmas card with a text, and every child on Christmas morning found one laid ready on its plate at breakfast. 
• I haven't told you, but she went out for her daily walk and brought me home a Christmas card, the prettiest one she could find, she said. 
• It was such a day as is invariably depicted by artists on Christmas cards—the ideal Christmas Day of fiction. 
• Pinned to the ribbon with a piece of holly was a Christmas card on which was printed in fancy lettering "A Christmas Thought." 
• What a host of Christmas cards came in, on the morning mail, just preceding Christmas Day.