First Ladies' fashion choices at inauguration ceremonies have always made headlines. Melania Trump’s latest appearance in a wide-brimmed hat has sparked curiosity and continues this tradition. Notable past examples include Mary Todd Lincoln's floral sash and Michelle Obama's custom dresses.

Eagle-eye onlookers were quick to notice President Donald Trump did not have his hand on the Bible when he took

Trump was sworn in as the 47th president of the United States on Monday, Jan. 20, taking the presidential oath without placing his hand on the Bibles Melania held beside him

During his oath, Trump did not place his hand atop the Bible, a moment that quickly took over on social media as people watching at home took notice. #BREAKING: Donald Trump is sworn in as the 47th President of the United States. pic.twitter.com/VywxkH9E4D

The tradition of using a Bible during the swearing-in goes back to the very first inauguration, but not all Presidents have used one.

President Donald Trump and Vice President JD Vance both used Bibles with sentimental value to take the oath of office.

President Donald Trump did not place his hand on the Bible as he took the oath of office during his inauguration on Monday. First lady Melania Trump stood next to the president holding two Bibles, but the 47th president of the United States didn't place his hand on either as he raised his right hand to take the presidential oath,

While First lady Melania Trump stood next to him holding two Bibles — one given to Mr. Trump by his mother when he was a child, and the Lincoln Bible, which was used at Abraham Lincoln's 1861 ...

President-elect Donald Trump will use two Bibles to culminate the 60th Presidential Inauguration. He is not the first to do so, nor to use the historical Bible he chose.

Donald Trump was sworn in as the 47th president of the United States, with a number of hidden moments occurring before and during the inauguration

Museum of the Bible Chief Curatorial Officer Robert Duke said Trump’s personal Bible will be added to the set of U.S. presidential inauguration Bibles.

Images from the inauguration show President Trump did not put his hand on a Bible as he was sworn in by Supreme Court Chief Justice John Roberts. It is not required in the Constitution.