ngs
Possible match — there are several people named ngs; this may not be the one in these credits.
National Geographic Society — American non-profit scientific and educational institution
The National Geographic Society, headquartered in Washington, D.C., United States, is one of the largest nonprofit scientific and educational organizations in the world.
Wikipedia · Wikidata · IMDb · Summary from Wikipedia (CC BY-SA)
Filmography in the catalog
Credited on 37 films (1943–1993) — matched by name in the Creator or Credits field. Also mentioned in 36 other records (descriptions, transcriptions, copyright notes).