[ New York, N. Y.]: [ Levolor Lorentzen, Inc ] [ 1951 ]. First Edition. 14 pages. Oblong 10 3/8 x 8 inches. Stapled, printed pictorial wrappers. Overall wear and rubbing to covers and corners. Full color room settings throughout, with window treatments ("Venetian blinds") highlighted. Good. Staplebound. 
Sales pitch in full color for Venetian style blinds using Levolor materials. Interesting not only for the artistic presentation, but also for the marketing pitch and advise to owners - dealing with issues such as self leveling, cleaning, etc.
No copies in OCLC or online as of this writing.