Burchard on 12,900 years ago

Hermann Burchard

http://cosmictusk.com/wp-content/uploads/Younger-Dryas-Comet-12900-Hermann-Burchard.pdf

  • Tom_Holsinger

    Teutonic grammatical event many are.

  • Hermann Burchard

    I should have asked my youngest daughter to proofread me for grammar & style, Tom.