File:Delta II 7420 on Launch Pad SLC-2W.jpg - Wikipedia

Delta 2 Payload Guide, PDF, Multistage Rocket

The Legendary Delta II to Make its Final Flight With the Launch of

File:A Delta II 7925H first stage on launch pad 17B without any

File:Delta II 7420 on Launch Pad SLC-2W.jpg - Wikipedia

Ostatni start Delty II (15.09.2018)

2000 in spaceflight - Wikipedia

Delta 2 Payload Guide, PDF, Multistage Rocket

Ostatni start Delty II (15.09.2018)

Delta II - Wikipedia

July - World FM

Janes's Space Recognition Guide, PDF, European Space Agency

Launched hi-res stock photography and images - Alamy

File:Delta II 7425 carrying Mars Climate Orbiter (KSC-98PC-1837

Spaceflight Now, Delta Launch Report

Delta - Gunter's Space Page