Any help with this retro scene?

I know who they are Diane Glenke & David Book where the picture is from didn´t find anything nor credited scene other then Dental Nurses where the picture is no from

Profile of Diane Glenke:
https://www.iafd.com/person.rme/id=9534ba3e-40cf-4f11-9fff-d296060cdcb2

Profile of David Book:
https://www.iafd.com/person.rme/id=a5303744-473a-4c2c-8595-9322871f9605

Did managed to find more picture of it:
https://www.nudedworld.com/jp/Hairy-old-hardcore-from-the-wild-1419593/

I know who they are Diane Glenke & David Book where the picture is from didn´t find anything nor credited scene other then Dental Nurses where the picture is no from

Profile of Diane Glenke:
https://www.iafd.com/person.rme/id=9534ba3e-40cf-4f11-9fff-d296060cdcb2

Profile of David Book:
https://www.iafd.com/person.rme/id=a5303744-473a-4c2c-8595-9322871f9605

Did managed to find more picture of it:
https://www.nudedworld.com/jp/Hairy-old-hardcore-from-the-wild-1419593/