Especially the non-ALPs compatible ones. Looks like the light blue buckling rubber dome one far right is a Mitsumi. is it a Apple Desktop Bus keyboard?
http://www.flickr.com/photos/79681496@N ... otostream/

what switches?
The Alps compatibles looks same as these on the Apple IIgs (A9M0330) keyboard. Mitumis, Monterey variation? one on ebay
http://www.ebay.com/itm/Apple-IIgs-Maci ... 0862097415
But those blue and yellow Esc keys?
WTF?
HaaaaaaaaaaaaaTaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa!