On a piece of gold which city is designated by an anchor hallmark?
Anchor telephone exchange in 1971 which eventually provided universal UK automatic subscriber dialling and was completed in 1979. The Anchor telephone exchange tunnels are still used to house communication cables. They have been updated with firebreak compartments and hazardous asbestos has been removed. They are continually pumped out because of the city's rising water table. The exchange took its name from the hallmark of Birmingham Assay Office, which depicts an anchor. The exchange is notable for being one of three, along with the Kingsway Exchange in London and the Guardian Exchange in Manchester, that provided hardened facilities in order to protect communications in
BIS hallmark done in approved Assaying & Hallmarking Centres across the nation. These are private undertakings approved as well as monitored by the BIS. The mandatory status of hallmarking gold jewellery sold in India, although declared, is yet to be implemented. But it has a wide acceptance among consumers. This often leads to fake hallmarking of jewellery which is under the regular scrutiny of the bureau. BIS hallmark The BIS hallmark is a hallmarking system for gold as well as silver jewellery sold in India certifying the purity of the metal. It certifies that the piece of jewellery confirms to a set