Regiomontanus, Joannes, 1436-1476. Kalendarium magistri Joannis de
Monteregio viri peritissimi.
August[a]e Vindelicor[um] [Augsburg] : Erhardi Ratdolt, 21 Mar. 1499.
Thirty woodcut diagrams of phases of the moon for 1499-1530 printed in red
and black, calendar to 1513, solar movements to 1554;
four full page wood cuts of astronomical instruments, three with wood cut
movable parts, the last one with original brass pointers. Bound in old
It was the best chronological table published in the 15th century.
Columbus had a copy of another Regiomontanus title, a 1498 Ephemerides sive
Almanach Perpetuum on his fourth voyage in 1504. Columbus used the tables
to predict a lunar eclipse to subdue the hostile natives of Jamaica.
Regiomontanus, (Johann Muller) was a well-known German astronomer who made
instruments for the first European observatory. The 1476 Kalendarium,
printed by Ratdolt in Venice, and his partners was the first book to have a
complete title page. Ratdolt returned to his native Augsburg in 1486 and
at the invitation of Freidrich von Hohenzollern, Bishop of Augsburg, he set
up his press there.