For complex reasons, the program had been given to the US Navy under Project Vanguard, consisting of a Viking lower stage combined with new solid-fuel uppers adapted from sounding rockets.
The Vanguard launcher consisted of a Viking lower stage combined with new uppers adapted from sounding rockets. For complex reasons, the program had been given to the US Navy under Project Vanguard.
For complex reasons, the program had been given to the US Navy under Project Vanguard. The Vanguard launcher consisted of a Viking lower stage combined with new uppers adapted from sounding rockets.
For complex reasons, the program had been given to the US Navy under Project Vanguard. The Vanguard launcher consisted of a Viking lower stage combined with new uppers adapted from sounding rockets.