Our Postcard History page provides information about these general trends.
For example, a card printed on linen was most likely produced between 19.
Postcard producers printed cards that followed the current trends of postcards.
Dates can be approximated by the material and design of a postcard.
Many of the postcards we have at the Archives were printed by Curt Teich & Co.
The Private Mailing Card Act of May 19, 1898, stipulated that private mailing cards measure 3.25 x 5.5 inches.
After 1901, postcards typically measured 3.5 x 5.5 inches, although variations in size exist.
Curt Teich & Co., a postcard printing company, operated from 1898-1978 and specialized in view (postcards that have scenic views) and advertising postcards.
Not all postcards have the required postage amount printed on them, so this method can only be used in instances when the postage is known.The following list is postage for postcards mailed within the United States.However, it is important to remember that these dates and time periods are not concrete—they are only generalizations of trends in the postcard industry.The rate of postage for postcards has changed throughout time and can be used to find an approximate date for postcards.In the 1960s, some printers began producing 4 x 6 inch postcards.