17 February 1846  Granted to William Dobbs of Pillowell for a pit at or near Pillowell to get coal from the Trenchard and all unalloted veins.

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23 February 1852  Indenture between Richard & William Dobbs, both of Pillowell and Thomas Eveson the younger, of Stourbridge, Iron Master.
£250 paid by Eveson for Unity Colliery  }
£250 paid by Eveson for Yorkly Colliery}   may have been a single £250.

£250 paid to Eveson by William Taylor for one eighth of Yorkley and Unity.

27 February 1852  £250 paid to Eveson by William Johnson for one eighth of Yorkley and Unity.

13 April 1852  £125 paid to Eveson by William Taylor for one sixteenth of Yorkley and Unity.

9 August 1852  £125 paid to Eveson by William Taylor for one sixteenth of Yorkley and Unity.

16 October 1852  Lease of ten sixteenths to William Johnson of Bream and William Taylor, of the Whittington vein in Yorkley Colliery from 1 November 1852 for seven years.  10d per ton and 2d for every sack of coke.

4 December 1852  £400 to Wm. Taylor from John Taylor for his one sixteenth.

7 March 1853  £500 paid to Eveson by William Taylor for ten sixteenths of Yorkley and Unity.

1 July 1853  £250 paid to William Taylor, Gloucester, by Sarah Johnson for one eighth of Yorkley and Unity.

1 September 1853  William Taylor & Samuel Wilkes, Wolverhampton and William Saunders of Wolverhampton £2,000 ten sixteenths to Wilkes.

29 February 1856  William Taylor and Walter Williams £100 for one sixteenth.
8 January 1858  Johnson one eighth to Williams for £100

Midsummer 1861  Arrears of rent Unity & Yorkley gales.
The two gales became split viz:-
 John Taylor one sixteenth
 Sarah Johnson two sixteenth
 Samuel Wilkes ten sixteenth
 Walter Williams three sixteenth
Samuel Wilkes mortgaged his interest to Walter Williams.
Neither colliery working.

21 October 1861  Registered owners Sarah Johnson, Samuel Wilkes, John Taylor and Walter Williams.  Had both the Unity and Yorkley gales.

4 November 1861  Mention of Parkfield Iron Works, Wolverhampton.

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21 January 1864  Indenture between Walter Williams and Samuel Morgan, a miner, of Breams Eaves.  All thirteen sixteenths of Unity & Yorkley to Morgan.

17 March 1864  Samuel Morgan, colliery manager and Francis Nash accountant.
One-third share in thirteen-sixteenths of Unity & Yorkley to Nash
One-third share in thirteen-sixteenths of Unity & Yorkley to Henry Richards Lückes.

21 November 1864  Morgan to Lückes & Nash remaining one-third share together with Morgans lease of Whitecroft No. 2 granted to Morgan by William Taylor for 21 years from 13 February 1864.  Also lease of Pillowell Level granted by John Phipps to Jacob Jenkins for 99 years from 2 February 1832.

22 November 1864  Messrs. Lückes & Nash & Revd. John Williams, Fairfield, Hereford.  One-third of Unity & Yorkley to Williams, also one-third of Whitecroft and Pillowell.

30 April 1867  William Taylor to Revd. Williams one-third of one-eighth of Unity & Yorkley
William Taylor to Lückes & Nash remaining two-thirds of one-eighth.

12 August 1867  John Taylor to Revd. Williams one-third of one-sixteenth of Unity & Yorkley.
12 August 1867  John Taylor to Lückes & Nash remaining two-thirds of one-sixteenth of Unity & Yorkley.

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20 September 1867  Lückes & Nash, Compressed Coal Co. Whitecroft.

1 October 1867  Compressed Coal Co., Francis Nash, the Revd. John Williams, Mr. John Taylor, Mr. Henry Carpenter, Mrs. Sarah Carpenter (late Sarah Johnson).

20 December 1867  Deeds of transfer Carpenter to Lückes & Nash.

29 May 1869  Nags Head Colliery bounded on land working by Unity gale and whereas Unity has not been driven now necessary that the deep boundary of Nags Head should be defined.
Blakeney & Dean Forest Coal Co.      A. Knowles, chairman.

10 July 1869  Nags Head Colliery is being worked Mr. Holmes manager of Nags Head.  Rudge and Unity held by same owners.
The Nags Head owners have expended, although injudisously, a large sum of money.  Deep boundary by No. 1 Pit.

21 February 1870  It is our intention to start sinking a pit on Unity in enclosed land of Yorkley Court Estate.  200 yards from Shophouse Lane.

1 March 1870  Pillowell Colliery Co.  Francis Nash.

15 March 1870  Land for pit on Yorkley Court Estate.

2 June 1870  Registered owners: Henry Richards Lückes, Francis Nash and John Williams.  To build engine, engine house, boilers, carpenters shop, weigh house, blacksmiths shop, road and pit.

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31 January 1880  Some years ago a free drainage level across the measures called the Pillowell Level was driven to work coal in the Coleford High Delf seam in the Unity Colliery and levels to the South West and North East were driven in that seam.
The property changed hands and for some time past and now the registered owners of the Unity gale are:-
 Samuel Charles Evan Williams, Rhayader.
 Herbert Owen Johnes of Old Forge House, Monmouth.
 John Maurice Herbert of Rocklands nr. Ross, County Court Judge.
whose mining agents are Messrs. Cooksey & Son of West Bromwich.
In October last Mr. Geo. Atkinson was about commencing to work the pillars in the South West Level under an agreement with Messrs. Cooksey.
Then inspected workings and agreed pillars should be left and a pillar of coal 30 yards in width to be left on lower side of the main level.
Atkinson now however taking pillars.
The level is the Free Drainage for heavy feeders of water from workings in the rise.
Foster-Brown.

8 August 1880  Atkinson again working pillars between main level and the airway, he is driving a road in coal in the pillar on the land side instead of removing a fall in the main level and so working the pillar this is in contravention.

4 October 1879  Agreement between Williams, Johnes, Herbert and Atkinson.  Tenant to take the pillars of coal remaining in Coleford High Delf on rise of side of road driven southward from Pillowell Level.
To use Pillowell Level, the southward road, the tramways therein and all other the tramways, railway sidings, loading stages, tips, machine house & tram weighing machine, office, smiths & carpenters shops, coal yard and land covered with spoil.  For one year from 29 September 1879 then year after year.
Tenant to pay 4d per ton.
To keep Pillowell Level in repair as at present.

14 February 1880  Writ issued in Court of Chancery to restrain the Galees and their tenant Mr. Geo. Atkinson from working the coal in the manner complained of.

July 1881  Simeon Holmes lessee.

1882  Indenture between the Crown, Simeon Holmes, Highbury House, Lydney; Edward Smith of Stroud and Williams, Johnes and Herbert.
Whereas Holmes is registered owner of Nags Head Colliery, Edward Smith mortgagee.  Holmes is also lessee for 20 years from 1 January 1881 of Unity.  To work barriers?

13 January 1888  Agreement Crown and Lückes, Nash and Revd. Williams.