Before SBB they were DSG (DB) 71 80 71-70 809 etc built by Breda between 1959 and 1963
Thanks to Markus and Martin. That information is very helpful!
Regards, -- Rob "I have never understood why it should be necessary to become irrational in order to prove that you care, or, indeed, why it should be necessary to prove it at all." - Avon, Blake's 7