UL 112-1998 UL Standard for Safety Portable Wood Ladders Eighth Edition; Reprint with Revisions Through and Including 06/28/2001; This Standard Includes Announcement Bulletin Dated 03/02/2001
1998UL 112-1998 UL Standard for Safety Portable Wood Ladders Eighth Edition; Reprint with Revisions Through and Including 06/28/2001; This Standard Includes Announcement Bulletin Dated 03/02/2001
1993UL 112-1993 UL Standard for Safety Portable Wood Ladders (Seventh Edition; Reprint with Revisions Through and Including July 01@ 1994)