Another brilliant set by Sandi Vincent of Annual reports, Booklets, brochures and folders - the workhorses of corporate communications - from the 1950s and 1960s.
The visualisation of music is a perfect vehicle for designers to graphically play - here's a classically themed collection which, whether you like classical music or not, are visually stunning.
World Record Club (Australian) Covers - http://www.flickr.com/photos/23023719@N04/sets/72157603916589884/
A collection of retro influenced mid-century modern prints and patterns, available from various shops on Etsy - lovely..
Etsy Shop - http://www.etsy.com/shop/drawstringstudio
Herbert Matter - http://www.adcglobal.org/archive/hof/1976/?id=279
Sandi's great Flickr Collection - http://www.flickr.com/search/?q=knoll&w=22458911%40N07
A l'il info about Knoll - http://www.thedesignencyclopedia.org/knoll
Not forgetting... http://www.knoll.com