Mark Blackburn (numismatist) Mark Blackburn (numismatist) Mark Alistair Sinclair Blackburn, (5 January 1953 – 1 September 2011) was a British numismatist and economic historian. He was Keeper of Coins and Medals at Fitzwilliam Museum from 1991 to 2011, Reader in Numismatics and Monetary History at the University of Cambridge from 2004 to 2011, and a Fellow of Gonville and Caius College, Cambridge from 2005. He was the President of the British Numismatic Society between 2004 and 2008. In 1983, Blackburn was elected a Fellow of the Society of Antiquaries of London (FSA). In 1989, he was elected a Fellow of the Royal Historical
Collect call must agree to the charges (usually after being informed of the name of the caller) before the call can continue normally. In general, customers can configure their landline or cell phone account to block attempted collect calls. Because the name of the caller is given before charges are accepted, it is possible to communicate a simple message for free by giving an agreed-upon name or simply using the call to synchronize an action (e.g. indicating it is time to meet). This is, however, considered toll fraud and can be prosecuted, although in most cases it is probably unlikely the person