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Firedamp Layering-The Use of the Layering Number (booklet)

National Coal Board

Information Bulletin No. 66/261. 4 pages.

Collection Area

Industry

Item Number

2001.1/1057

Creation/Production

National Coal Board

Acquisition

Donation, 1/2/2001

Measurements

Length (mm): 255
Width (mm): 178

Material

card
paper
metal

Location

In store

Categories

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