I found no pictures but did find the followiong:
Please see http://www.roger-russell.com/elect.htm#VideoSwitchers
MVS 1 Unit to provide video switch capability to any McIntosh unit with video selector rear panel connector. Sold from 1986-1992. Last retail price $299.00
MVS 2 Sold from 1991-1996-. Last retail price $375.00
MVS 3 Audio/video selector Std/S inputs For CR 10, C 38 and C712. Sold from 1992-. Last retail price $800.00
Please see http://www.mcintoshaudio.com/ I suggest you call them for info and pictures.
Please see http://www.audioclassics.com/detail.php3?detail=MVS1&nav=cat
Please contact McIntosh Labs and ask them: http://www.mcintoshlabs.com/default.aspx
I hope this helps. cheers.