Physical science [filem jalur]
Contents: 1. Light & color -- 2. Color combinations -- 3. Reflection -- 4. Refraction
| Formáid: | |
|---|---|
| Foilsithe / Cruthaithe: |
Big Spring, TX : Creative Visuals,
1975
|
| Ábhair: |
Contents: 1. Light & color -- 2. Color combinations -- 3. Reflection -- 4. Refraction
| Formáid: | |
|---|---|
| Foilsithe / Cruthaithe: |
Big Spring, TX : Creative Visuals,
1975
|
| Ábhair: |