FURROW FILLER DISK (DURACUSHION) (1981- ) 3.5 M (11'5"), 3.9 M (12'10") AND 4.3 M (14'3") SIZES 4.2 M (13'9") AND 4.8 M (15'8") SIZES (1981-1985) [C08] 0 Non Sectionalized Catalog 215 and 215 Dura-Cushion Disks PC1753 in DISK 215