54th Massachusetts from Noodler's Ink is a bulletproof legal blue ink (blue-black). It has been formulated with Bullet Proof qualities so that it is impervious to water bleach and light. It is as fraud-proof as Noodler's Bullet Proof Black.
Noodler's Ink is for doctors lawyers engineers business people anyone who needs their work to be absolutely permanent fraud proof and still copyable. Also the perfect fountain pen ink for check writing.