Image Item No. Description  3062  Brick, Round 1 x 1 Catalog: Parts: Brick, Round  49308  Brick, Round 3 x 3 x 1 1/3 Dome Top - Open Stud Catalog: Parts: Brick, Round  65617  Brick, Round Corner 3 x 3 x 1 without Studs Catalog: Parts: Brick, Round