Instruction video on laserdisk

[John Foust]

At 07:46 AM 3/31/2018, E. Groenenberg via cctalk wrote:
>Today I received a PDP-11 instruction video on a laser disk, part 3 & 4.
>The disk partno. is EY-5537E-V2-0001, the title says
>'Introduction to the PDP-11, Internal use Only, (c) 1988'

This one?

https://www.marktplaats.nl/a/cd-s-en-dvd-s/vinyl-overige/m1261283993-laser-videodisc-introduction-to-the-pdp-11.html?c=3c1f5dcc18d02a99040ca8de656940d2&previousPage=lr

I have LD player, digitizer, and abilities.  Midwest USA.

IVIS was a DEC Pro 350 system for interactive learning:

https://books.google.com/books?id=wi8EAAAAMBAJ&pg=PA18&lpg=PA18&dq=%22digital+equipment%22+%22ivis%22&source=bl&ots=k9_3BUKTrJ&sig=lHcIslE5v9hWZ8YxAoWWFxaYnao&hl=en&sa=X&ved=0ahUKEwiGwpaj1JfaAhUl74MKHcwVAfEQ6AEIOzAC#v=onepage&q=%22digital%20equipment%22%20%22ivis%22&f=false

- John