I ordered the "Life" butterfly poster "The Flapper" at www.allposters.com -- it's available for $19.99. It's item #: 1685726.

https://www.allposters.com/gallery.asp?startat=/getposter.asp&APNum=1685726&CID=0AC7A0D2802341A78699EF57C107F783&PPID=1&search=life%20magazine&f=t&FindID=0&P=1&PP=2&sortby=PD&cname=&SearchID=

Own a piece of television history. Get this "Three's Company" set piece today. Now I just need to find the Beatles poster above Jack's bed.