Chemistry of Iron Making Series

3 films in this series.

Title ▲	Year	Creator	Length	Format	Sound
What Comes Out Of The Blast Furnace	1956	Intl Film Bureau Inc	8 min	16mm	sound
What Goes Into The Blast Furnace	1956	Intl Film Bureau Inc	15 min	16mm	sound
What Goes Into the Blast Furnace? ▶	1952	John Durst	15 min	16mm	sound