200+ Lines - many different styles and designs, most are very colorful and bold; many lines are animated: moving balloon, footprints, flower designs, etc.
Bars and Lines - 6 pages of graphics, many unusual bars and lines, including image-lines, line art, beaded, patterned or textured lines, solid bars and rainbow spectrum lines.
Randy's Bars: Banners - good assortment of unusual lines and rules, including:
      Animal, Embossed, Botanical, Architectural and Egyptian Motifs.
EOS Development - an intriguing assortment of original designs; organized as themes and variations.
Lines & Bars | Lines & Bars 2 - total of over 100 divider graphics, great variety of images, styles and colors
Lines | More Lines - about 2 dozen colorful Lines from Ultimate.org; nice variety.
Web Tools: Lines and Bars - collection of unusual lines, including Christmas lights, stars, forrest, owls, rocket, feather and animated mouse-line.
Graphics Outlet Mall: Line/Bar Graphics - halfway down this page you'll find text links and descriptions of a unique collection of line and bar graphics (many animated), including snowmobile, fireman, cop chasing motorcyle, champagne, desert-oasis, frog, island, train and many more.
Lines & Bars - a .gov site featuring about 50 lines; nice variety with text labels.