From Mountains To Microns

Duration: 25 min.

Year Published: 1959

Creator: Portland Cement Assn.

Format: 16mm

Color: Color

Sound: sound

Description: Revised edition of 'DRAMA OF PORTLAND CEMENT.' Demonstrates how jet runways, rocket launching pads, highways, bridges and dams are made with Portland cement. Shows how rocks are blasted from mountainsides and quarries, machine-crushed, and ground into microns.

Complete Record: Revised edition of 'DRAMA OF PORTLAND CEMENT.' Demonstrates how jet runways, rocket launching pads, highways, bridges and dams are made with Portland cement. Shows how rocks are blasted from mountainsides and quarries, machine-crushed, and ground into microns. , FROM MOUNTAINS TO MICRONS. Portland Cement Assn. Approx. 25 min., sd., color, 16mm. © Portland Cement Assn.; 17Aug59; MP9735.NOTE: Two (or more) records have been merged together to create this data.


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