John Francis Ropek this nuclear submarine, Ropek was involved in pioneering oceanographic studies under the polar ice cap of the North Pole, resulting in the report "Characteristics of Polar Ice Observed During the 1957 Arctic Cruise of the USS Nautilus" (Defense Technical Information Center 1958). As a scientist he published many technical papers, such as "US Navy Hydrographic Office synoptic and prognostic wave charts" (US Navy Hydrographic Office 1955), and "An Application of Naval Oceanographic Development to Inland Waters" (Defense Technical Information Center 1967). Later, Ropek was deputy director of the prediction division of the Naval Oceanographic Office. Late in life he lived
Penny Ice Cap Captain William Penny, a whaling captain from Aberdeen in Scotland who pioneered over-wintering with native Inuit at Cumberland Sound in order to be able to start whaling (in the nineteenth century) much earlier in the season. He was also engaged by Lady Franklin to search for her husband John, lost with all souls in the search for the North West Passage. Penny Ice Cap The Penny Ice Cap is a ice cap in Auyuittuq National Park of Baffin Island, Nunavut, Canada. It forms a high barrier on the Cumberland Peninsula, an area of deep fiords and glaciated valleys. It is