It’s only a couple of vitrines, and they seem like overflow storage — as though they’ve been placed out of the way in the downstairs mezzanine of the Museum of Modern Art’s education building on 54th Street. But the slide show for THE ELECTRO-LIBRARY: European Avant-Garde Magazines from the 1920s is magnificent. In visual richness, … Continue reading MoMA’s Hidden ‘Electro-Library’ Show