Here are some links to other web sites that you may find useful:-

EU Commision: Energy Saving Lightbulbs

This website informs consumers, professionals and the media about the wide range of energy efficient lamps currently available, the phase-out of inefficient lamp types and what European legislation is already in place.

DEFRA: Energy Saving Light Bulbs Information (including disposal method)

A useful FAQ page detailing Her Majesty’s Government’s official line on the light bulb ban, compact fluorescent energy savers and how best to deal with them when they break:

Light Bulb Identification Guide

Light Bulb Manufacturers

Pioneers of Electric Lighting

Lighting Technology History

Light Bulbs & Art - Strange but true