Couple of antique vintage Czechoslovakian atomic models - cuboids

Couple of antique vintage Czechoslovakian atomic models - Cuboids. Czechoslovakian, circa 1950s. Made of wooden balls and stainless steel rods. Size: larger: 7 x 6 x 5 inches; smaller: 5 x 4 x 4 inches. Combined weight: 187g (allow up to 2 kg volumetric weight once packed). Reasonable vintage condition - various superficial minor marks & scratches, some corrosion and one is slightly warped and damaged but otherwise ok. Priced accordingly.