Skating.

P: Preservation Material NT: Negative Track AC: Acetate A: 400' 16/8/9.5mm 16mm Black & White Sound 320 Crawley Films, Ltd. International Film Bureau, Explains the reasons why skates slide. Compares surfaces of polished steel plate and ice and shows experiments in a low temperature laboratory.
Complete catalog record
Explains the reasons why skates slide. Compares surfaces of polished steel plate and ice and shows experiments in a low temperature laboratory. NOTE: Two (or more) records have been merged together to create this data.

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Sources

  1. 16mm Filmography (legacy record) — title, year, creator, length, format, sound, description, catalog record