Tarmac Group 1964, now group managing director, Martin acquired key quarrying assets, including Cliffe Hill Granite, Rowley Regis Granite and Hillhead Hughes. In 1968, Martin engineered the three way merger between Tarmac, Derbyshire Stone and the Scottish Asphalt company, William Briggs, creating the country's "largest roadstone and construction group". The group was briefly known as Tarmac Derby but the Derby name was later dropped. Further acquisitions were to come. Permanite, Britain's biggest roofing felt manufacturer, and Limmer, a quoted asphalt company, were bought in 1971, while the 1973 purchase of Mitchell Construction (which had foundered on the Kariba Dam) strengthened the construction
The Bobby Fuller Four instructed by Fuller in person. With the group's new hit records, Keane signed them to Del-Fi this time around. The band's first Del-Fi release, "Those Memories of You" was under the sister label, Donna records (credited to Bobby Fuller and the Fanatics). With the band's increasing local popularity, Keane created a sister label just for Fuller's band, Mustang Records. The first release on Mustang was "Thunder Reef" in 1965. This time, the band was credited as "The Shindigs" to capitalize on the new ABC show, "Shindig!" Seeking a more permanent name, Keane decided upon The Bobby Fuller Four (as he