Golf putter

A putter for use by a user in putting a golf ball on a putting surface, said putter comprising a shaft and a head, said shaft having a handle and a lower end, said head having a ball striking surface with a sweet spot on said surface, said head having a base extending rearward from a lower edge of said ball striking surface, said ball striking surface being located on a front wall that is less than half as thick as a distance from a front to a rear of said base through said sweet spot, said head having a generally L-shaped cross-section through said sweet spot, a lower end of said shaft being affixed to said head at a location that is at or near said toe, said shaft being straight between said handle and said head, an upper portion of said front wall decreasing in height at a centre of said surface for at least one-quarter of a length of said head, and said head has a receptor thereon to receive said shaft wherein said receptor is located to a rear of said front wall.