No linguistic content:

Code zxx (008/35-37 - all materials) indicates that the item has no sung, spoken, or written textual content.

Examples of such items are:

1.)  instrumental or electronic music;

2.)  sound recordings consisting of nonverbal sounds;

3.)  moving image materials with no sound or sign language content, or if sound, no narration;

4.)  visual materials other than moving images with no printed titles, captions, etc.]