J. G. Geissler - Part 3 & 4 in one volume: Beschreibung und Geschichte der neuesten und vorzüglichsten Instrumente... - 1794-1795
Bishop Burnet - Travels Through France, Italy, Germany and Switzerland: Describing their Religion, Learning... - 1750
Lieutenant-Colonel E. F. Norton, D.S.O. & Other Menbers of the Expedition - The Fight for Everest: 1924 - 1925