Mark Blackburn (numismatist) Society (FRHistS). He was awarded the 2008 Medal of the Royal Numismatic Society. In 2008, he was awarded the John Sanford Saltus Medal by the British Numismatic Society. In 2011, he was awarded the Derek Allen Prize by the British Academy. 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
Collect call could be caught. AT&T no longer operates a collect call service for the United States. Competitors include 1-800-COLLECT, which does serve VoIP receivers. Verizon terminated the ability to receive collect calls on its landlines in 2016. Prior to the introduction of the toll-free 800 area code in 1967, Zenith numbers in the U.S. and Canada, and Enterprise numbers in the U.S. only, indicated to an operator that the business agreed to automatically accept collect calls to that number. In the United Kingdom, Freefone numbers provided this service. 1800 Reverse is an international reverse charge service. It allows international reverse charge