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

French postcard representing a theater actress from 1900s

4 French postcards of the castle of Meillant from 1930s

4 French postcards of the castle of Meillant from 1930s

6 French postcards of the Chantilly and Cheverny castles in France from 1930s

3 French postcards of the city of Marrakech in Morocco from the 1930s

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

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

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

Embossed Belgian postcard depicting a little girl chasing butterflies from 1900s.

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

Swiss postcard of a young woman wearing flowers in her hair from 1900s.

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

French postcard of a young child carrying a bunch of lily of the valley in a pot from 1900s. Postcard sent in 1907.

3 French postcards of Château de Malmaison from the 1930s.

"The Château de Malmaison is a French château situated near the left bank of the Seine, about 15 kilometres (9.3 mi) west of the centre of Paris, in the municipality of Rueil-Malmaison. Formerly the residence of Empress Joséphine de Beauharnais, along with the Tuileries it was the headquarters of the French government from 1800 to 1802, and Napoleon's last residence in France at the end of the Hundred Days in 1815. " (from Wikipedia)

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

Vintage French postcard with a bouquet of roses from 1950s.

Vintage French postcard with a bouquet of roses from 1950s.

Vintage French postcard with a bouquet of roses from 1950s.

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

Vintage French postcard with a bouquet of roses from 1930s.

Vintage French postcard with a small bouquet of lily of the valley from 1900s.

Vintage German postcard with two ladies  and a gentleman from 1900s.

French vintage postcard of Saint-Alban-les-Eaux by the painter Louis Tauzin from 1900s.

Louis Tauzin, born July 21, 1842 in Barsac and died August 30, 1915 in Royan in 1915, is a French landscape painter and affichiste-chromolithographer. Between 1900 and 1910, Louis Tauzin painted a series of watercolours of spa towns (Saint-Alban-les-Eaux, Évian, Vichy) which were used as models for postcards.

More information at https://fr.wikipedia.org/wiki/Louis_Tauzin

French vintage postcard of Saint-Alban-les-Eaux by the painter Louis Tauzin from 1900s.

Louis Tauzin, born July 21, 1842 in Barsac and died August 30, 1915 in Royan in 1915, is a French landscape painter and affichiste-chromolithographer. Between 1900 and 1910, Louis Tauzin painted a series of watercolours of spa towns (Saint-Alban-les-Eaux, Évian, Vichy) which were used as models for postcards.

More information at https://fr.wikipedia.org/wiki/Louis_Tauzin