Pouring molten iron into open hearth furnaces

On verso: Phone Northway ... Graphic Arts Studios, Inc. Commercial Photographers, Graphic Arts Building, 41 Burroughs Avenue, Detroit, Mich.

Invitation to contractors, information for contractors and forms of contract, bond and contractor's proposal for the supply of ... [materials] for use in the construction of rapid transit railroads.

On covers: Contract for the supply of ... [materials] Order [s] ...

Johns-Manville service to the iron and steel industry.

Mode of access: Internet.

Special reports on the mineral resources of Great Britain.

v.31 Ball clays -- v.32 Granites of Scotland -- v.33 Synopsis of the mineral resources of Scotland -- v.34 Rock wool -- v. 35 Limestones of Scotland -- v.36 Cambro-Ordovician limestones and dolomites of the Ord and Torran areas, SKye and the Kishorn area, Ross-Shire -- v.37 Limestones of Scotland : chemical analyses and petrography