Historic England research records

Historic England Research Records

Derby Fort
Hob Uid: 29969
Location : Isle Of Man Rushen Malew
Grid Ref : SC2965067480
Summary : A castellated round stone built tower situated on a peninsular. It has a diameter of 24 metres and walls 3 metres thick. Originally built about 1540, as part of Henry Vlll's scheme of coastal defence against the threat of invasion. The fort was reconditioned in Civil War times by James, 7th Earl of Derby, whose initials and the date 164(?) appear on a tablet above the entrance.
More information : [SC 29656748] Fort (NR) (1) The 7th Earl of Derby put a datestone of c.1644 into the Round Fort but it had then been standing for over a hundred years. (2) Derby Fort built by James 7th Earl. A round stone fort; over the gateway is a stone bearing the date 1645. In this fort are cannon collected from different parts of the island. (3) One of Henry VIII forts which he built about 1540. (4) A castellated round stone built tower situated on a peninsular. It has a diameter of 24.0m with walls 3.0m thick. In the interior are the remains of a rectangular free standing building of unknown date. In recesses in the wall in north and north-west are six cannons covering the entrance to the bay. In the south west is a doorway 1.3m wide. The fort is well preserved and is a typical Henry VIII fort. A plaque indicates that this is a protected monument. Above the doorway is a sandstone block with the remains of an embossed coronet and the date 16--. It is no longer used as a lighthouse. Derby Fort, a circular stone built fort (normally locked) on St Michael's Isle, which gives the islet its alternative name, Fort Island. Originally built about 1540, as part of Henry VIII's scheme of coastal defence against threat of invasion, the fort was reconditioned in Civil War times by James, 7th Earl of Derby, whose initials and the date 164(?) appear on a tablet above the entrance. (see SC 26 NE 17 for rectangular battery to the south-west). (6 &7) Derby Fort, correctly portrayed on OS maps and the structure itself isin good order. (8) (SC 29656748) Derby Fort (NR) (9) Listed by Cathcart King. (10)

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Source Number : 1
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Source details : OS 6" 1868
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Source Number : 2
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Source details : Castle Rushen I of Man 1951 17 (B H St. J. O'Neil)
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Source Number : 3
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Source details : List of Manx Ants 1930 73 (P M C Kermode)
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Source Number : 4
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Source details : Oral B R S Megaw 14 9 55
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Source Number : 5
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Source details : F1 DE 25 11 55
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Source Number : 6
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Source details : Anc & Hist Mons of I of Man 1967 46 (Manx Mus & Nat Trust)
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Source Number : 7
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Source details : (R A Curphey)
Page(s) : 54-6
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Vol(s) : 7 NO 83 - 1967

Source Number : 8
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Source details : RCHM Field Notes (P J Fowler & H Welfare 16 4 84)
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Source Number : 9
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Source details : OS 1:50000 1980
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Source Number : 10
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Page(s) : 549
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Vol(s) : Feb-83

Monument Types:

Monument Period Name : Post Medieval
Display Date : built
Monument End Date :
Monument Start Date : 1540
Monument Type : Fort
Evidence : Structure

Monument Period Name : Post Medieval
Display Date : reconditioned
Monument End Date :
Monument Start Date : 1645
Monument Type : Battery
Evidence : Structure

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Related Records from other datasets:

External Cross Reference Source : National Monuments Record Number
External Cross Reference Number : SC 26 NE 14
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Related Warden Records :

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Associated Activities :
Activity type : FIELD OBSERVATION (VISUAL ASSESSMENT)
Start Date : 1955-11-25
End Date : 1955-11-25

Historic England Research Records

Derby Fort