“Look here, upon this picture, and on this; // The counterfeit presentment of two brothers ". (Shakespeare, Hamlet, Act III, Scene IV.)

At the address http://mithgol.habrahabr.ru/i/bg-user2.gif here is the picture (12 × 12 pixels):



At the address http://mithgol.habrahabr.ru/i/bg-user.gif here is the picture (10 × 10 pixels):
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If my memory serves me, then I could see both the one and the other image before the blogger’s name Habrahabr, which is created by the <hh user = " name "> element - for example, Mithgol .

Can anyone tell when exactly the first one appears, and when the second one appears?