Light Bulbs influence the total appearance of a lamp. Silicone light bulbs have a natural flame like shape, useful on chimney lamps where bulb is always visible. Three way mogul bulbs are a large size, specific to mogul sockets, providing three bright levels of light. Filament light bulbs display strands of light, favored industrial interiors. Torpedo light bulbs have a minimalist shape, to fit within a chimney. Each of these styles provides a totally different appearance, either complementing or taking away from the lamps overall appearance. Consider the lamp when choosing the bulb. The right light bulb makes the lamp.