1939 Exposition postcards Worlds Largest Bridges 1939 Published W M Smith These small black and white postcard photos of the bridges in their original packaging. There is the address on the back where it was sent to someone. The package is a little rough as shown but still holds the cards. Some of the cards have some.minor staining or discoloration but they are in good overall condition. Please see all the pictures formthe overall condition of the cards.