Roman Corinthian
| Roman Corinthian Design # 250SC – Plain, 255SC – Fluted | |||
| Bottom Dia. | Cap Outside Dia. | Cap Height | Abacus Width | 
| 6″ | 5″ | 7″ | 9 1/2″ | 
| 8″ | 7 1/4″ | 10 1/4″ | 12 3/4″ | 
| 10″ | 8 1/2″ | 12″ | 15″ | 
| 12″ | 11″ | 15 1/2″ | 18 1/2″ | 
| 14″ | 12 1/2″ | 17″ | 22″ | 
| 16″ | 14″ | 20″ | 27″ | 
| 18″ | 16″ | 23″ | 32 1/2″ | 
| 20″ | 18″ | 25 1/2″ | 39″ | 
| 22″ | 19 1/2″ | 28 1/2″ | 42″ | 
| 24″ | 21″ | 28 1/2″ | 42″ | 
| 26″ | 22 1/2″ | 32″ | 42″ | 
| 28″ | 24″ | 34″ | 46″ | 
| 30″ | 26″ | 37 1/2″ | 46 1/2″ |