@book{gill1856,
  address   = {London, U.K.},
  publisher = {Ward & Co.},
  title     = {Gems from coral islands; or, incidents of contrast between savage and Christian life of the South Sea Islanders (Vol. II: Eastern Polynesia: Comprising the Rarotonga Group, Penrhyn Islands and Savage Island)},
  url       = {https://archive.org/details/gemsfromcoralis00unkngoog/mode/1up}
}