Harl R. Douglass
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Filmography in the catalog
Credited on 3 films (1950–1962) — matched by name in the Creator or Credits field. Also mentioned in 1 other record (descriptions, transcriptions, copyright notes).
| Year ▲ | Title | Creator | Length | Format | Color | Sound |
|---|---|---|---|---|---|---|
| 1950 | Benefits Of Looking Ahead. | David A. Smart; Coronet Instructional Films | 11 min. | 16mm | B&W | sound |
| 1962 | Arithmetic: Estimating and Checking Answers | Coronet Instructional Films | 0:11:00 | 16mm | B&W | sound |
| 1962 | Measuring Areas: Squares, Rectangles | Coronet Films | 11 min | Color |