Police hail response to Betty appeal
Human remains found in the Longtown area of Cumbria on January 18 were identified by forensic experts as belonging to Mrs Brown, 56, last seen alive in the capital in May last year.
Cumbria Constabulary and Lothian and Borders Police officers travelled on all X95 buses between Edinburgh bus station and Carlisle, handing out leaflets and photographs of Mrs Brown.
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Hide AdDetective Chief Inspector Jeff Ashton, who is leading the inquiry, said: "We have had a good response on the buses. We also had one phone call about a potential sighting.
"It is vital that anybody who may have seen her or has information contacts us."