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Purchase of Coal by the Government Under Specifications: with Analysis of Coal Delivered for the Fiscal Year 1908-9

The Purchase of Coal by the Government Under Specifications with Analyses of Coal Delivered for the Fiscal Year 1908-9

Government Coal Purchases Under Specifications with Analyses for the Fiscal Year 1909-10,

Sampling Coal Deliveries and Types of Government Specifications for the Purchase of Coal

Analyses of Coals Purchased by the Government During the Fiscal Years 1908-1915

Methods of Sampling Delivered Coal and Specifications for the Purchase of Coal for the Government

Directions for Sampling Coal for Shipment or Delivery


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