Rattlesnake Islands Extensive Collection - Several 100 triangle stamps and a few covers on internet printed pages from 1960-80s. You'll see perf and imperf singles (sometimes in quantity), blocks, and full sheets throughout. A few pages of reference material included in the beginning. Mint is mostly NH and a wonderful start to an interesting collecting area. (Est $300-400) (Image)

Independent Postal System of America IPSA Full Sheets - Issued 1973, 5 different sheets with duplication. 69 total sheets including 14 scarcer Martin Luther King Jr sheets of 50. MNH, generally F-VF. (Est $50-100) (Image)