Shopping list: clamp lights

On my shopping list: some kind of clamp light, as I can't see very well from my bedside lamp and want to direct the light better. Which do you like?

1. BTC lamp, 2. Luci clamp light {£49.95}, 3. & 6. Silver and pink clamp light {£10}, 4. House Doctor light {£80.68}, 5. Vintage 1920s lamp {sold, on Etsy.}