Columbia Scientific Balloon Facility PNG Images (3)
Columbia Scientific Balloon Facility PNG Images (3)
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World Book Day, also known as World Book and Copyright Day or International Day of the Book, is an annual event organized by the United Nations Educational, Scientific and Cultural Organization (UNESCO) to promote reading, publishing, and copyright.
Speech Bubbles are a graphic convention used most commonly in comic books, comics, and cartoons to allow words to be understood as representing the speech or thoughts of a given character in the comic.
National Doctors Day is a day to celebrate the contributions doctors make to their personal lives and communities.
The Independence Day of Brazil, commonly called Sete de Setembro, is a national holiday observed in Brazil on 7 September of every year.