English naturalist Robert Hooke, speculated about stratigraphy & fossils way ahead of his time, born #OTD in 1635 https://t.co/XVAHmWK6ZQ http://pic.twitter.com/Y0vr8RtHHd
— David Bressan (@David_Bressan) July 18, 2017
via Twitter https://twitter.com/David_Bressan
July 18, 2017 at 02:44PM
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