Image | Item No. | Description | By |
| 3062 | Brick, Round 1 x 1 Catalog: Parts: Brick, Round | 170 |
| 3062a | Brick, Round 1 x 1 - Solid Stud, Bottom Lip Catalog: Parts: Brick, Round | 65 |
| 3062old | Brick, Round 1 x 1 - Solid Stud, No Bottom Lip Catalog: Parts: Brick, Round | 16 |
| 20952 | Brick, Round 1 1/2 x 1 1/2 x 2/3 Dome Top Catalog: Parts: Brick, Round | 1 |
| x12 | Brick, Round 1 x 1 with Ball (Finial) Catalog: Parts: Brick, Round | 1 |
| 71075 | Brick, Round 1 x 1 x 1 2/3 Catalog: Parts: Brick, Round | 1 |
| 553 | Brick, Round 2 x 2 Dome Top Catalog: Parts: Brick, Round | 698 |
| 553a | Brick, Round 2 x 2 Dome Top without Bottom Axle Holder Catalog: Parts: Brick, Round | 19 |
| 3941 | Brick, Round 2 x 2 with Axle Hole Catalog: Parts: Brick, Round | 57 |
| 92947 | Brick, Round 2 x 2 with Axle Hole and Grille / Fluted Profile Catalog: Parts: Brick, Round | 19 |
| 17485 | Brick, Round 2 x 2 with Pin Holes Catalog: Parts: Brick, Round | 1 |
| 27266 | Brick, Round 2 x 2 with Spikes and Axle Hole Catalog: Parts: Brick, Round | 2 |
| 30151 | Brick, Round 2 x 2 x 1 2/3 Dome Top Catalog: Parts: Brick, Round | 4 |
| 79850 | Brick, Round 4 x 4 Dome Top with 2 x 2 Recessed Center Catalog: Parts: Brick, Round | 1 |
| 68325 | Brick, Round 4 x 4 with Recessed Center and Hole Catalog: Parts: Brick, Round | 9 |
| 18897 | Brick, Round 6 x 6 with 4 Side Pin Holes and Center Hole Catalog: Parts: Brick, Round | 11 |
| 3063 | Brick, Round Corner 2 x 2 Macaroni with Stud Notch Catalog: Parts: Brick, Round | 35 |
| 85080 | Brick, Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside Catalog: Parts: Brick, Round | 34 |
| 3063a | Brick, Round Corner 2 x 2 Macaroni without Stud Notch Catalog: Parts: Brick, Round | 30 |
| 5152 | Brick, Round Corner 3 x 3 Macaroni with 2 Studs Catalog: Parts: Brick, Round | 1 |
| 65617 | Brick, Round Corner 3 x 3 x 1 without Studs Catalog: Parts: Brick, Round | 1 |
| 88293 | Brick, Round Corner 3 x 3 x 2 Dome Top Catalog: Parts: Brick, Round | 1 |