Tarmac Group centenary in 1953, Tarmac was processing over two million tons of slag a year, its road surfacing had developed into a significant civil engineering business, and its Vinculum subsidiary "had become one of the major precast concrete undertakings in the country." Under Robin Martin's leadership, Tarmac moved from being an important regional force to a national roadstone and contracting business. Acquisitions played a major role in Tarmac's growth. While leading the roadstone division, Martin had been responsible in 1959 for the acquisition of local competitor Tarslag and Crow Catchpole, which gave it a greater presence in the south east. In
The End of the Road of the Road" in 1958; it received only marginally more attention than "The Floating Opera". A revised edition in 1967 restored material cut from the first edition, and had a new introduction by Barth. Anchor Books collected these two novels in a single-volume edition in 1988; in his foreword to it Barth states he originally titled the book "What To Do Until the Doctor Comes", but Doubleday editor Edward Aswell persuaded him to change it, as he "feared the novel would be mistaken for a treatise on first aid". The story narrates the first-person confession Jacob Horner in the form