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Benchmark, Carlisle Cathedral
by Adrian Taylor
for square NY3955
Detail of the Ordnance Survey published abstract bolt benchmark adjacent to a... (more)
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Moot Hall, Brampton
by Adrian Taylor
for square NY5361
Corner of Brampton Moot Hall showing the location of an Ordnance Survey bolt... (more)
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Benchmark, Worcester Cathedral
by Adrian Taylor
for square SO8554
Detail of the Ordnance Survey published abstract bolt benchmark on the north... (more)
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Ordnance Survey Benchmark and Bolt - Cardigan, St. Mary's Church
by N Scott
for square SN1846
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, Guildhall
by N Scott
for square TL1998
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, Guildhall
by N Scott
for square TL1998
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Llansantffraid, St. Ffraid's Church
by N Scott
for square SN5167
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Carmarthen, St. Peter's Church
by N Scott
for square SN4120
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Carmarthen, St. David's Church
by N Scott
for square SN4020
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Carmarthen, St. David's Church
by N Scott
for square SN4020
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Llansantffraid, St. Ffraid's Church
by N Scott
for square SN5167
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Benchmark, Nelson Monument
by Adrian Taylor
for square NU1702
Detail of the Ordnance Survey 1GL bolt benchmark on the east side of the Nelson... (more)
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Ordnance Survey Benchmark and Bolt - Newcastle Emlyn, Holy Trinity Church
by N Scott
for square SN3040
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Newcastle Emlyn, Holy Trinity Church
by N Scott
for square SN3040
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Llanarth, St. David's Church
by N Scott
for square SN4257
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Llanarth, St. David's Church
by N Scott
for square SN4257
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, St. John the Baptist's Church
by N Scott
for square TL1998
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, St. John the Baptist's Church
by N Scott
for square TL1998
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, St. Peter's Cathedral
by N Scott
for square TL1998
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, St. Peter's Cathedral
by N Scott
for square TL1998
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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North face of the North transept
by Adrian Taylor
for square SO8554
There is an Ordnance Survey 1GL bolt benchmark on the wall below the window... (more)
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Ordnance Survey Benchmark and Bolt - Cardigan, St. Mary's Church
by N Scott
for square SN1846
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Benchmark, Blanchland Church
by Adrian Taylor
for square NY9650
Detail of the Ordnance Survey 3GL Published Abstract Bolt benchmark on the north... (more)
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Benchmark, Ripon Obelisk
by Adrian Taylor
for square SE3171
Detail of the Ordnance Survey Published Abstract Bolt benchmark on the centre of... (more)
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Benchmark, Cartmel, Priory Church of St. Mary
by Adrian Taylor
for square SD3778
Detail of the Ordnance Survey published abstract bolt benchmark on the south... (more)
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Ordnance Survey Benchmark and Bolt - Luton, St. Mary's Church
by N Scott
for square TL0921
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Luton, St. Mary's Church
by N Scott
for square TL0921
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Cardigan Bridge
by N Scott
for square SN1745
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Cardigan Bridge
by N Scott
for square SN1745
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Cardigan, Shire Hall
by N Scott
for square SN1745
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Cardigan, Shire Hall
by N Scott
for square SN1745
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, The Sessions House
by N Scott
for square TL1898
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Peterborough, The Sessions House
by N Scott
for square TL1898
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Stanground, St. John the Baptist's Church
by N Scott
for square TL1997
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Stanground, St. John the Baptist's Church
by N Scott
for square TL1997
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Fletton, St. Margaret's Church
by N Scott
for square TL1997
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Fletton, St. Margaret's Church
by N Scott
for square TL1997
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Woodston, St. Augustine's Church
by N Scott
for square TL1897
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Woodston, St. Augustine's Church
by N Scott
for square TL1897
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Aberaeron Town Hall
by N Scott
for square SN4562
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Llanbadarn, St. Padarn's Church
by N Scott
for square SN5980
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Llanbadarn, St. Padarn's Church
by N Scott
for square SN5980
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Carmarthen, Guildhall
by N Scott
for square SN4120
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Carmarthen, Guildhall
by N Scott
for square SN4120
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Aberarth Bridge
by N Scott
for square SN4763
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Llanon, Pont Llanon
by N Scott
for square SN5166
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Ordnance Survey Benchmark and Bolt - Aberaeron Town Hall
by N Scott
for square SN4562
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum... (more)
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Boltmark on St Mary's Church, Portskewett
by Neil Owen
for square ST4988
A P.A. bolt was set into the west end of the little church in the nineteenth... (more)
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