- 2010: Amon Hen 226
- "Request for information on Cor Blok paintings"
- 2011: Lembas Extra
- "Collecting Tolkien Books, from Hobbits to Dragons — There and Back again"
- 2006 - Imperishable Flame Award, Tolkien/Inklings Fan Appreciation, Tolkien Library
- 2007 - Imperishable Flame Award, Tolkien/Inkling Fan Community Award, The Children of Húrin Release Party
- Collector profile at abebooks.com
- Imperishable Flame Award 2006 for Tolkien/Inklings Fan Appreciation
- Profile at Tolkienlibrary.com
- ↑ "AbeBooks Collector Profile: Pieter Collier & His Tolkien Library" , AbeBooks.com (accessed 12 February 2013)
- ↑ Greisinger Museum (accessed 12 February 2013)