LEGO Classic Space Set 497 Speed Build 

LEGO Set 497 Galaxy Explorer is a Classic Space set released in 1979 in US. An identical LEGO set 928 Space Cruiser and Moonbase was sold in other countries. However, both sets have the designation LL928 printed on the side of the space ship. Even though the set is cited to have 338 pieces, the set box indicated 425 pieces. The designer of the set is Jens Nygaard Knudsen who is credited with the overall design and look of the original LEGO classic space.