Gregor Reisch

Margarita Philosophica. Geometry, 1504 Gregor Reisch

Margarita Philosophica. Title page, 1504 Gregor Reisch

Margarita Philosophica. Anatomy, 1504 Gregor Reisch

Thunderbolt or lightning, 1508. Anonymous

Pope Gregory XV Guercino

Bust of Pope Gregory XIV Sebastiano Torrigiani

Reinwardt's Trogon Anonymous

H. Gregory of Nyssa, church father François Halma

H. Gregory of Nyssa, Church Father Zacharias Chatelain II

Mass of Saint Gregory Anonymous

near Gmunden Austria, Baldi & Würthle, Gregor Baldi Carl Friedrich Würthle

Portrait of Reinhold Curike Johannes Willemsz. Munnickhuysen

Self-portrait Johan Gregor van der Schardt

Galeischip rescues shipwrecked Jacob Houbraken

Portrait of Godard van Reede, Lord of Nederhorst, Plenipotentiary of the Province of Utrecht in the Peace Negotiations at Münster Gerard ter Borch II

Prebischthor, Saxon Switzerland, Sachsische Schweiz, Bastei, Germany Anonymous

Portrait of L. G. Pareau, professor in the Faculty of Theology at the University of Groningen Anonymous

Gregor Cazique W.H. Lizars

Portrait of Anna-Gratia Asser Eduard Isaac Asser

Gregor Mendel Austrian School

The Mass of Saint Gregory Israhel van Meckenem

Friedhof St. Peter, Baldi & Würthle, Gregor Baldi Carl Friedrich Würthle

Podiceps californicus, California Grebe George Suckley

The Mass of Saint Gregory, 1511 Albrecht Dürer

Mass of Saint Gregory Anonymous

H. Gregory of Nazianzus the Younger, Church Father Zacharias Chatelain II

The Baldacchino Question: Gothic Baldacchino, Ratisbon Cathedral, Regensburg, Germany Anonymous

Conquest of Stuhlweissenburg in Hungary, 1688 Jurriaen van Poolsum

Portrait Gregoire XVI Paul Delaroche

The Mass of Saint Gregory the Great, c. 1500 Anonymous

The Bastei Bridge, Saxon Switzerland, Sachsische Schweiz, Bastei, Germany Anonymous

Grazing bull Pieter Gerardus van Os

Rothe Haus am Schlossplatz Berlin Germany Johann Friedrich Stiehm

Slot Zeist Hendrick Hulsbergh

Group portrait of Euphrosine Asser Oppenheim with her brothers and her sister Elisa Beer-Oppenheim in a garden Eduard Isaac Asser

Allegory welcoming Konigsmarck Gerrit Gerritsz van Fenaem