Assertion: postcard's message | /r/HasProperty | written
Facets:
Source sentences:
text: The purpose is to leave some space for the message to be written, as the entire reverse of the card could only be used for the address.
text: Postcards are often printed to promote tourism, with pictures of resorts, tourist attractions or humorous messages on the front and allowing for a short message from the sender to be written on the back.
text: The back of the card was for the address only, messages had to be written on the front.
text: Most picture postcards of this era had a white space a the bottom or to the side of the picture where the name of the sender and a short messages could be written.
text: Generally, a postcard is a medium wherein a message may be written for mailing without an envelope and to which the sender must affix a stamp.
text: The printed content of postcards and their written message is restricted by the Espionage Act of 1917 that gave postmasters the discretion over what opinions would be allowed on materials sent through the mail.