Four Vintage Real Photo Postcards (Set B)

This is an unused vintage 'real photo' postcard.  It features a mother and her three children.  The stamp box is CYKO which  is dated from 1904 to the 1920's. 

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This one features two older men and a young girl.  The stamp box is CYKO which  is dated from 1904 to the 1920's. 

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This one features a young girl holding pictures.  The stamp box is ARTURA which  is dated from 1910 to the 1924.  The photographer was Mendenhall from Canton, Illinois.  

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This card features a young girl with a bow in her hair.  The stamp box is AZO  with four triangles facing up which  is dated from 1904 to the 1918. The photographer was Carlson's Studio.