Assorted TARDIS keys.
Top left to right -
Old Moonrest key, slightly reshaped,
Mooncrest 3rd Doctor key,
Scratch built 4th Doctor key,
Official limited edition key,
Yale style keys top to bottom -
Hartnell to Pertwee style key (surprisingly hard to get a key with both shoulders, those are the little sticky out bits below the round bit before the key part begins.),
Era key, sanded and resprayed to remove insignia, Hartnell to Pertwee era.
The last two are modern style keys, one has had the insignia removed.
Far right - Mooncrest 7th Doctor Key.
The four remaining spade keys, top left to right - Offical BBC replica, little key found on ebay, weird key found on ebay, replica key from Singapore.
Two bottom left keys -
7th Doctor key from Singapore,
7th Doctor key from eBay.