Worden G19.5 Sectional New Lamp Form . This sectional form will make a 19.5” lamp. This form will work with G19.5 patterns. You can use the Geometric (G19.5-1), Baroque (G19.5-2), Double Poinsetta (G19.5-3), Narcissus (G19.5-4), Wine Connoisseur, (G19.5-5), Verde Antique Globe (G19.5-6), Floral Gl