Dioptrics (1611) - Page 11

...of the eleventh year of the seventeenth century original: "anni undecimi de seculo septimo decimo"; this refers to the year 1611.: which I pray may be most happy for Your Most Reverend and Serene Highness in governance, in the study of wisdom, and in the preservation of bodily health.

To Your Most Reverend and

Serene Highness,

Your most devoted

Mathematician to His

Sacred Imperial Majesty,

original: "S C Matis Mathematicus," an abbreviation for Sacrae Caesareae Maiestatis Mathematicus. This refers to Kepler's official position in the court of Emperor Rudolf II in Prague.

Johannes Kepler.

A decorative woodcut tailpiece in an inverted triangular shape, featuring intricate and symmetrical floral scrollwork and arabesque patterns.