I would like to thank the following people/groups for their contribution to my knowledge & therefore to this website:
Michael Eastick & Associates (especially Michael, Drew & Peter): http://www.michaeleastick.com
Private collectors:
| Dave Elsmore (Australia) | Vito Milana (Australia) | Brad Baker (Australia) |
| Noel Julian (New Zealand) | Philippe Lagny (France) | Shane McKenzie (Australia) |
| Frank Pauer (Australia) | Peter Sparkes (New Zealand) | David Foot (Canada) |
| Colin Marshall (UK) | Evan Davies (Australia) | Mark Tukh (Israel) |
| David Czuczman (Canada) |
Eddie Bizub – one of the nicest guys you’ll ever meet: Liberty Bell 7 Space Covers
David Ball / American Astrophilately: American Astrophilately 2.0 – Intersection of Space and Postal History
Charlie Hamilton ‘Space Cover Store’ (ex-Joseph Volutza) – one of the best online stores for space covers: https://www.spacecoverstore.com/
Jeff Mills – Souvenirs of Space (excellent website with information about Goldcraft space covers): http://souvenirsofspace.com/Goldcraft.html
Dennis Ranski (private collector & space cover designer, USA)
Tom Steiner (private collector, USA)
Ken Havekotte (private collector, USA)
Chris Calle / Artist and US Space Cover specialist: First Day Covers ~ Chris Calle
Ross Smith – Australian Woomera Covers (the best website on Aussie space covers): http://australia_space.rossjsmith.com/woomera/woomera.htm
Barry Salmonsen – ‘texbcs’ on eBay (a great source of scarce/unusual space covers and a terrific guy to deal with): https://www.ebay.com/usr/texbcs
Anthony Demola – ‘ad5381’ on eBay (usually has heaps of awesome space covers for sale): https://www.ebay.com/usr/ad5381
Andrew Ballis – Cover Connection
Luis Pacheco’s StratoCat website – hands down the best website on the internet about Scientific Balloon launches: https://stratocat.com.ar/indexe.html
Collective Philatelic Works of Two Meteorologists (Don Hillger & Garry Toth) – an invaluable resource that I absolutely love ! http://rammb.cira.colostate.edu/dev/hillger/index.html
Owen R Murray – Morris W. Beck Naval Covers: http://beck.ormurray.com/index.html
CollectSpace forum: http://www.collectspace.com
1950s-70s Space Race to The Moon (Early Space Blog) – by Lee Kok How: https://earlyspace.blogspot.com/
NASA Local Post and Space City Cover Society: http://nasalocalpost.disneylicenseplates.com/
David Edwards’ excellent Australian FDC Guide website: http://davidaedwards.com/ausfdclist/
Richard Monteiro – ZEBOOSE: https://www.zeboose.com
Stampboards Forum: http://www.stampboards.com
Australian Stamp Collector (Facebook group): Australian Stamp Collector
Rod Perry / The National Stamp Gallery website: http://www.rap.com.au [No longer online]