TR / IC-7755
Irving Hartmann
Rock dusting and sampling including wet rock dusting,at the bereau of mines experimental coal mine / .- ,
Author Added Entry:
James Westfield;
Copy Details:
Acc. No.: TR5351, Full Call No.: TR IC-7755, Item type: Technical Report , Location: General Stacks,
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Irving Hartmann
Rock dusting and sampling including wet rock dusting,at the bereau of mines experimental coal mine / .- ,
Author Added Entry:
James Westfield;
Copy Details:
Acc. No.: TR5351, Full Call No.: TR IC-7755, Item type: Technical Report , Location: General Stacks,
------------------------- --------------------- ------ --------- ------- ------- --------- --------