[Albion Wilde]

I did a quick search. I think this is the couple I remember...Herbert and Dorothy Vogel

Thanks for the link, RR. Just looked up the video of apparently a 60 Minutes interview. Very touching! Great Americans. They did it all for love.

[a fool in paradise]

There are 2 feature length documentaries about them. I have only seen the first one. The sequel picks up where the first one left off (after they’d started to donate their collection).