Carnegie Library of Pittsburgh - Pittsburgh Iron & Steel Heritage

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  • Date = 1920
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Annealing and heat-treating furnaces
The application & equipment of the safety car
Automatic and semi-automatic furnaces for the continuous heat-treatment of metals
Automatic tempering furnace
The Bessemer oil engines : four-cycle type eight vertical diesel engines : marine type
The Bessemer oil engines, four-cycle type eight vertical diesel engines : stationary type
Brass annealing furnaces, coal and wood fired.
Cake and billet heating furnace.
Car and ball type annealing and heat treating furnaces.
Car type and car and ball type annealing and heat-treating furnaces.
Car-type annealing furnace.
Continuous billet heating furnace
Continuous straight line billet heating furnaces
Copper cake heating furnace, billet heating furnaces
Copper wire mill furnace equipment
Directory giving the names of executives 1920
Directory of the iron and steel works 1920
End-heating furnaces
Factors to be considered in heating and cooling steel