• abacus CHI
  • https://www.facele.eu/index.php/mechanical-calculators/addometer
  • https://www.facele.eu/index.php/mechanical-calculators/aristo
  • https://www.facele.eu/index.php/mechanical-calculators/comptator
  • https://www.facele.eu/index.php/mechanical-calculators/comptator
  • https://www.facele.eu/index.php/mechanical-calculators/comptator
  • https://www.facele.eu/index.php/mechanical-calculators/comptator
  • curta 2
  • https://www.facele.eu/index.php/mechanical-calculators/curta
  • curta II
  • https://www.facele.eu/index.php/mechanical-calculators/curta
  • kombinator
  • kombinator_00
  • https://www.facele.eu/index.php/mechanical-calculators/kl-1-russian
  • https://www.facele.eu/index.php/mechanical-calculators/kl-1-russian
  • napiers_bones
  • napiers_bones_01
  • napiers_bones_02
  • https://www.facele.eu/index.php/mechanical-calculators/otis-king
  • https://www.facele.eu/index.php/mechanical-calculators/otis-king
  • https://www.facele.eu/index.php/mechanical-calculators/otis-king
  • https://www.facele.eu/index.php/mechanical-calculators/addiator
  • https://www.facele.eu/index.php/mechanical-calculators/nestler