There is some information on this site

Peak District Mines Historical Society Ltd 1896

http://pdmhs.com/1896%20lists/1896-66.htm

I.e. Cannop

New Road Level No. 2 - Owner and Postal Address: T & M Fox, Barnhill, Coleford, 6 workers underground, 3 surface, - sold to A W Brown - Dec 1896

Old Furnace No. 1 Coleford - Owner and Postal Address : Wimberry Colliery, N J Trotter, Manager - Joshua HAWKINS, 30 men underground, 11 surface

1891 Census, Coleford - District 19
West Dean

Ann HAWKINS Widow Age 76, born Staunton
Joshua HAWKINS, Age 35- Checkweighman - born West Dean
Thomas HAWKINS, age 31 - Colliery Labourer, born West Dean

1891 census for the same District, there are many men (Including William POWELL age 81) and boys (from 15 yrs) listed as Coal Miners. There is also a James ASTON age 65, listed as a Colliery Manager. By looking at all census returns from 1841 onwards one would get a list of coal miners living in the area - if there are no other records available.

On the 1901 Census, Wales, Monmouthshire,West Dean, Hedge End, Joshua is a Colliery Proprietor and Employer

1891 Census, Coleford

Newton I/J TROTTER, age 42, living on own means, born Coleford
Edith R - age 36
Newton I/J - age 5
Arthur W - age 2

The Gage Library contains over 18,000 historic records and archives and is the perfect place to search out local history enquiries or trace your family history roots.

Opened in 1995, it provides a local history centre for the Forest of Dean. It houses a major bequest from Laurie Gage, an antiquarian book dealer with a great personal interest in the area.

Local historians will be more than happy to help you with any research questions you may have.

The Gage Library is open to the public on Monday and Wednesday afternoon's between 2pm-4pm. Telephoning for an appointment is recommended.

Dean Heritage Centre