French Federation of Speleology 10 years, named the "Bulletin of the CNS". Simultaneously, the SSF ceased publication of its periodical bulletin to provide its official information bulletin in the new "CNS". From 1952, cave training courses were organised in partnership with the Ministry of Youth Affairs and Sports. From 1953, Guy Lavaur organised cave diving activities. In conjunction with the Fédération nationale de sauvetage (National Rescue Federation), a certificate of first degree fitness was created in 1954. The first International Congress of Speleology was held in Paris from 7–12 September 1953 under the patronage of the Minister of National Education, as well as the
European and American voyages of scientific exploration exploration. belonged to the Committee on Fisheries of the United States and it carried out numerous scientific expeditions under the direction of Alexander Emanuel Agassiz (1835–1910). The primary goal was an inventory of the Pacific fishery reserves but many other observations are carried out by Townsend and other scientists. Zoologist Walter Rothschild commissioned the Webster-Harris Expedition to the Galápagos Islands from June 1897 to February 1898. This expedition on the schooner "Lila & Mattie" is well-described in the 1983 book titled "Dear Lord Rothschild" by Miriam Rothschild. In the 1936 book "Oceanic Birds of South America" by Robert Cushman Murphy,