Aerated Bread Company

The Aerated Bread Company Ltd (A.B.C.) ran a large chain of tea rooms in Britain in the 19th and early 20th Century.

The A.B.C. in the works by Agatha Christie

 * The Sunningdale Mystery - Tommy and Tuppence Beresford eats lunch at an A.B.C. before investigating the death at a golf course.