Trump speculated on Tuesday that legislation had been signed via autopen during Biden's presidency. What is an autopen?

President Donald Trump renewed his criticism against former President Joe Biden and his administration over the use of an autopen to sign off on important orders — including pardons — during Biden’s ...

Bomsey points at the “Ronald Reagan” sign-off at the bottom: “That’s machine.” During his presidency, Thomas Jefferson was an early user of the newfangled “polygraph,” an autopen antecedent that ...