Mint-made errors are called "type-2 blanks (or planchets)" after an upending mill adds uniform, rounded rims. Type-2 blanks may also be considered striking errors as they are prepared correctly, but are released without having been struck. A misfeed can occur when the metal strip is fed through the blanking machine. The punches sometimes overlap the leading edge of the metal producing a straight clip. Sometimes, the punches strike an area of the strip which overlaps the hole left by the previous strike producing a curved clip. Sometimes punches strike the irregular trailing edge of the metal strip producing irregular clips. Coins are
Derek Blanks Derek Blanks Derek Blanks (born November 5, 1977) is an American photographer, illustrator, director and producer. Derek Blanks was born in Jackson, Mississippi. He is the middle twin of three siblings. Blanks attended Murrah High School in Jackson, MS enrolled in APAC: The Academic and Performing Arts Complex open to eligible student’s grades 4-12. In 2000, Blanks graduated Magna Cum Laude from the Maryland Institute College of Art in Baltimore, MD whereas he received a Bachelor of Fine Arts in Illustration. Upon graduation, Blanks worked in commercial design, illustration and freelance photography through work with The Baltimore Sun and illustrated