I’ve been noticing that some of the images are so similar to one another, and so I thought, “It’d be great to see these side-by-side!”  Here’s some that I’ve been struggling with:

St Stephen St George
Ghiberti | St Stephen | 1420 Donatello | St George | 1415

Virgin as Queen of Heaven Virgin Madonna and Child w Saints Annunciation and Assumption
Duccio | Virgin as Queen
of Heaven | 1308
Pietro Lorenzetti |
Virgin Madonna and Child
w Saints Annunciation and
Assumption | 1320
Annunciation  Coronation of the Virgin
Simone Martini |
Annunciation | 1333
Lorenzo Monaco | Coronation of
the Virgin | 1414

Sacrifice of Isaac Sacrifice of Isaac
Brunelleschi | Sacrifice of
Isaac | 1401
Ghiberti | Sacrifice of
Isaac | 1401

Baptistery Doors North Doors of the Baptistery of Florence
Andrea Pisano | Baptistery
Doors | 1330
Lorenzo Ghiberti | North Doors
of the Baptistery of Florence | 1401

Siena Cathedral
Giovanni Pisano |
Siena Cathedral | 1265
Arnolfo di Cambio |
Palazzo Vecchio | 1299
Santa Maria Novella Santa Groce
Alberti | Santa
Maria Novella | 1279
Arnolfo di Cambio |
Santa Groce | 1294

Nicola Pisano | Pulpit – Baptistery
of Pisa Cathedral | 1259
Giovanni Pisano | Pulpit of
Sant Andrea | 1297

1