US postcard representing a map of California with Santa Clara and San Francisco cities from 1930s 

Beautiful postcard "The Art of Being a Grandfather - Dandling" - Postcards sent in 1905

Vintage Belgian postcard with young girl with a bouquet of flowers from 1900s.

Postcard legend: "Vive Marie" / "Long live Mary"

English postcard with an illustration of Mabel Lucie Attwell from 1930s

Belgian postcard of a young kid carrying a watering can from 1900s. Postcard sent in 1909.

Set of 3 beautiful English postcards of landscapes from 1900s.

Vintage Belgian postcard with a bouquet of roses and lily of the valley from 1900s.