Harry Beck’s easy to understand design was based on an electrical wiring diagram and provided an elegant solution to the problems posed by the complexity of the London Underground. Description from I searched for this on
Gift "Always your girl" with "I love you" heart - hand stamped boyfriend gift with quote - keyring. Perfect gift for valentines days and anniversaries. Surprise your husband or boyfriend with this gift on your special day. Each letter on the keyring is stamped by hand and that makes this keychain extra special.