Before VHS this is what they used.

slackercruster · Dec 29, 2018

This is an odd duck...

La Belle Commpak 16mm film cartridge with magnetic sound. Has an 'Auto 8 Mate' for magnetic sound. Before VHS this is what they used.

https://filmarchivedanieldteolijrar...mpak-16mm-tape-cartridge-with-magnetic-sound/

PhotonWrangler · Dec 31, 2018

That is an oddball, at least by today's standards. I'm wondering how well the magnetic stripe survived the processing chemicals.