Joan Wiffen extracting fossils using a rock-cutting saw. Extracting a single specimen required up to 600 hours of work.
Tāngia te kōrero katoa
Te whakamahi i tēnei tūemi
Alexander Turnbull Library
Reference: PAColl-7327-1-129-Fossils-14/4-31 63
Permission of the Alexander Turnbull Library, National Library of New Zealand, Te Puna Mātauranga o Aotearoa, must be obtained before any re-use of this image.