Old short about the importance of good platform posture and how we can improve it through the simple knee test.
Genre: Documentary
Stars: Herk Harvey, Chuck Lacey
Crew: Arthur H. Wolf (Director), Margaret Travis (Writer)
Country: United States of America
Language: English
Studio: Centron Corporation
Runtime: 9 minutes
Quality: HD
Released: Jan 01, 1949
IMDb: 9.8
Keywords:social guidance, ephemeral film
