University of Dayton,National Science Foundation,John E. Leland
Spir (07.10.2011) - ISBN-13: 978-613-7-98676-9
National Weather Center
Spir (07.10.2011) - ISBN-13: 978-613-7-98770-4
San Juan, Puerto Rico, Alejandro Tapia y Rivera
Spir (07.10.2011) - ISBN-13: 978-613-7-98318-8
General Schedule
Spir (07.10.2011) - ISBN-13: 978-613-7-98562-5
Asteroid Family, Solar System, Trojan (Astronomy), Near-Earth Object
Spir (07.10.2011) - ISBN-13: 978-613-7-98815-2
University of Chicago,David G. Booth,James Laurence Laughlin,Charles Edward Merriam
Spir (07.10.2011) - ISBN-13: 978-613-7-98150-4
The Royal British Legion
Spir (07.10.2011) - ISBN-13: 978-613-7-98718-6
Province of Mantua, Milan, Lombardy, Borgofranco sul Po
Spir (07.10.2011) - ISBN-13: 978-613-7-97817-7
Trombone, Neath, Wales
Spir (07.10.2011) - ISBN-13: 978-613-7-98788-9
Near-Earth Object, Small Solar System Body, Centaur (Minor Planet), Kuiper Belt
Spir (28.09.2011) - ISBN-13: 978-613-8-59687-5
Elfelejtette a jelszavát?