Number 4 Mine Entrance PRIN_04_BLAK_134 Local: Blakeburn Date: unknown Topic: Mining Large coil of wire at entrance to #4 mine. Handwritten inscription on back of copy reads: #4 Mine. Coalmont Collieries, Blakeburn. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment. « Blakeburn Hockey Team » Blakeburn Girls’ Club