THE STORY OF A VALVE

Duration: 30 min

Year Published: 1958

Format: 16mm

Color: Color & B&W

Sound: Sound

Description: Tells how in 1914 a missing engineer, Sven Nordstrom, got the idea for a new type of plug valve. Shows the variety of application it enjoys today

Complete Record: Source: Synd Interest level: sh-c-ad Price: free-loan Format: sd b&w or color

Metadata Source:Educational film guide. Supplements (1959-62)