By 1919/20 the grades were Field, No. 1, No. 2, No. 3, No. 4, No. 5, No. 6, No. 7 and Sousa. By about 1923 the No. 6 was gone from the listings.

Between 1915 and 1918 as the composite barrels were phased out The No. 1 Special was dropped when the No. 1 got steel barrels, and then in late 1919 the bold floral engraved No. 1 1/2 became the new No. 1.