References Detail back created at: 2018-07-10 Media Type: Article in Journal Authors Orlowska, Justyna & Osipowicz, Grzegorz Year: 2018 Title: Optic observations on osseous uniserial harpoon heads from the Polish Lowland as an element of discussion about their chronological affiliation Download: https://www.sciencedirect.com/science/article/pii/S104061821730068X Volume: 472 Page No: 3-12 JournalQuaternary International Keywords Super Region Europe Class of Artefact weapon Miscellaneous worked bone back