Glossary

Picture projector is used to get a bigger picture on a white screen from a film, the film speed can be changed. (a phonograph is needed to have sound).
Other Database Pages Exist for this Phrase:
Projekt (Einmaliger Prozess dessen abgestimmt und gelenkte ...)
Projector (Projector refers to an optical instrument which ...)

---

Alternative Spellings (Synonyms): Pictures, Projectors, projectors