Computus ecclesiasticus
Subtitle: sive, Calendarium triplex: gregorianum, antiquum & novum
By: cum novo cyclo lunari & refutatione quorundam insignium errorum Christophori Clavii.
Publisher: Sumptibus J. Thimii
Published: 1606
Place of publication: Francofurti Marchionum
Language: lat
Number of pages: 180
Subjects: Clavius, Christoph, -- 1538-1612.; Calendar, Gregorian.; Calendar reform.
Other titles: Calendarium triplex
Notes: Bound with Romanus, Adrianus.  Supputatio ecclesiastica secundum novam & antiquam calendarii rationem. Wirceburgi, 1595.