Mrs. Williamson, the first underwater secretary, takes notes during a scientific voyage, 1920. from
Mrs. Williamson, the first underwater secretary, takes notes during a scientific voyage, 1920. from “Travellers in time: seven epic stories of early exploration” by Richard Robinson, 1986. https://www.instagram.com/p/Cdd_vMrNnxm/?igshid=NGJjMDIxMWI= -- source link