@article{HARLEY,
  author = {Harley, John Brian},
  interhash = {258274cbdbbce467df8a84431bc0571c},
  intrahash = {be42300b7be490386b406defd4543821},
  journal = {Imago Mundi. The International Journal for the History of Cartography},
  pages = {55-76},
  title = {Silences and Secrecy: the Hidden Agenda of Cartography in Early Modern Europe},
  volume = 40,
  year = 1988
}