By Grey Whitebloom It can be difficult to keep up with the unrelenting churn of transfer news – even if you’re in charge of a football club. After signing Colin Todd for a British record fee of £175,000 in 1971, Derby County’s enigmatic manager Brian Clough sent a telegram to his chairman Sam Longson who was sunning himself in the Caribbean. “Signed you another good player, Todd. Running short of cash, Brian.” Longson had been vaguely aware of Clough’s interest in the defender before jetting off but only found out how much (of his own money) Derby had spent when he bumped into the chairmen of …