Foldout Souvenir Postcard San Francisco City of Progress Vintage 1930's Vacation Travel Ephemera

Foldout Souvenir Postcard San Francisco City of Progress Vintage 1930's Vacation Travel Ephemera.
In fair condition, has edge wear and age discoloring. Closed it measures approx. 6 1/4" x 4 3/8". It is posted 1933 with stamp.