The Flash meets the other Flash in this historic re-creation of Flash of Two Worlds! When Barry Allen's vibrational powers tear a hole between realitieshe inadvertently winds up on Earth-Two--home to speedster Jay Garrick. But before Barry can go homehe'll have to help Jay contend with a trio of terrors in the form of the Thinkerthe Fiddlerand the Shade! This faithful facsimile includes the original story and ads from the 1961 printing.