Teclyn ar gyfer mesur llif awyr o dan ddaear

Uwchlwytho gan

Dyddiad Ymuno:

24/07/2009

Owner:

Cefn Coed Colliery Museum

Crëwr:

Unknown

Gwybodaeth drwydded

Reproduced by permission of Amgueddfa Glofa Cefn Coed

Creative Archive Licence

Amgueddfa Glofa Cefn Coed 2002

Publisher Ref:

GTJ03055

Eitem wedi’i llwytho:

11/2/2010

Date originally created:

1900-1999

Gwelediadau:

654

Ffefrynnau:

More items with these tags

anemometers

coal mine

coal mining

mining equipment

safety equipment

working conditions

I wneud cais i dynnu i lawr neu riportio cynnwys hiliol, sarhaus neu niweidiol mewn unrhyw ffordd arall.

Cysylltwch â Ni