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@BritGeoSurvey Not yummy as your layered cake, my #geological time #illustration #planetoil
@ScotGeodForum Hi just added my vote! Bit of a Trilobite fan. My #illustration showing #geologicaltime #freelance
Ray Troll's geological timescale is a wonderful place to begin a love affair with Earth history in 2015! @geolsoc
Ray Troll's geological timescale is a wonderful place to begin a love affair with Earth history @Profiainstewart
Bear at entrance to fabulous @SedgwickMuseum for geological sciences in Cambridge. #landscape #archaeology