Bramlette, M (1961): (Fig 1, page 350) A manganese nodule in the top part of the CHUBASCO station 17 core taken in the Pacific Ocean [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.856680, Supplement to: Bramlette, M (1961): Pelagic sediments. in: Invited Lectures Presented at the International Oceanographic Congress Held in New York, 31 August-12 September 1959. Presented at the International Oceanographic Congress, 1959, American Association for the Advancement of Science, New York, U.S.A., 345-366, https://archive.org/details/oceanographyinvi00inte