"Left:
Michelangelo
"Studies for the Libyan Sibyl"
c. 1510–11
Red chalk, with small accents of white chalk on the left shoulder of the figure in the main study
The Metropolitan Museum of Art
Right:
Michelangelo
"Libyan Sibyl"
c. 1511
Fresco
Sistine Chapel ceiling, Vatican Museums

"Saint John the Evangelist Weeping"
1500
Colijn de Coter
Oil on canvas (transferred from wood)

Leonardo
"Salvator Mundi" Detail
c. 1500
Oil on walnut
Louvre, Abu Dhabi

"Circle of Adriaen Brouwer. Portrait of Jan Davidsz. de Heem. 1630s."

"Visitation"
1528 - 1529
Pontormo
Oil on wood panel

Intriguing source unknown

"Descendimiento"
1528
By Pontormo

My favorite clip (so far) of "Vai pensiero".

Leonardo
"Virgin of the Rocks"
1485
Oil on Wood
"Da Vinci succeeds in a groundbreaking achievement in depicting the figures in a pyramidal grouping where they share the same environment."

"David and Goliath"
1624-26
By Tanzio da Varallo, AKA Antonio d'Enrico, or simply il Tanzio

"The Triumph of Death"
c. 1562
Pieter Bruegel
NOTE: "This work reflects the social uprising and terror that followed the plague that devastated medieval Europe; much moral work that shows the triumph of Death over worldly things, symbolized through a great army of skeletons devastating the Earth."

"Saint George and the Dragon"
1470
Paolo Uccello

"The Death of Leonardo da Vinci or Francis I Receives the Last Breaths of Leonardo da Vinci"
1818
Jean-Auguste-Dominique Ingres
Oil painting
Petit Palais, Paris

ah My first post. What now?