B23 - Grid reference - SP088918
A location shown on the 1890 Ordnance Survey map below Upper Witton Lakes where Gipsy Lane meets Marsh Hill. The brook is Hawthorn Brook which rises on the high ground west of Sutton Park and runs down to Witton and Brookvale Lakes before joining the River Tame near Spaghetti Junction.
William Dargue 31.07.2010/ 22.10.2012
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For 19th-century Ordnance Survey maps of Birmingham go to British History Online.