Brick 10 x 20 with Bottom Tubes in single row around edge, with dual '+' Cross Supports

Universal Building Set

114-1 · 1977

Universal Building Set

113-1 · 1977

Universal Building Set

112-1 · 1977

Universal Building Set

111-1 · 1977

Universal Building Set

110-1 · 1977

Universal Building Set

50-1 · 1976

Universal Building Set

40-1 · 1976

Universal Building Set

20-1 · 1976

Universal Building Set

30-1 · 1976

Universal Building Set

10-1 · 1976