Foundry as in metal works !
However there is an area of Blakeney Hill known as Old Furnace (Bottom)... so this probably links to your Gibraltar question .
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Name: Emma Welch
Year of Registration: 1847
Quarter of Registration: Jan-Feb-Mar
District: Westbury On Severn
County: Gloucestershire
Volume: 11
Page: **1
Ties in with Blakeney Hill / Brains Green in 1851 census
1851 Ayleford
George Welch abt 1819 Awre, Gloucestershire, England Servant Newnham Gloucestershire
Harriett Welch abt 1823 Awre, Gloucestershire, England Servant Newnham Gloucestershire
Emma Welch abt 1848 East Dean, Gloucestershire, England Visitor Newnham Gloucestershire
1861 Craddocks nr Red Hart Inn ( and Church)
George Welsh abt 1821 Tewkesbury, Gloucestershire, England Head Awre Gloucestershire
Harriet Welsh abt 1828 Awre, Gloucestershire, England Wife Awre Gloucestershire
Emma Welsh abt 1847 East Dean, Gloucestershire, England Daughter Awre Gloucestershire
Elizabeth Simons abt 1833 Island, Guernsey, Channel Islands Boarder Awre Gloucestershire
http://www.old-maps.co.uk/
co-ords 370812,208005