This is one of the best looking rockets of all time, and certainly could have become reliable with enough time and effort.
Stats from Wikipedia:
|Height||105 metres (344 ft)|
|Diameter||17.0 metres (55.8 ft)|
|Mass||2,735,000 kilograms (6,030,000 lb)|
|90,000 kg (200,000 lb)|
|23,500 kg (52,000 lb)|