Oost, Jacob van
Portrait of a Boy, 1137
Orcagna, p. 281
Coronation of the Virgin (altar-piece), 569-578
St. John the Baptist, etc., 581
Oriolo, Giovanni
Leonello, d'Este (portrait), 770
Orley, Bernard von
Madonna and Child, 714
_See also_ 655
Orsi, Lelio
The Walk to Emmaus, 1466
Ortolano, L'
St. Sebastian, etc., 669
Os, Jan van, p. 487
Fruit and Flowers, 1380
Fruit-piece, 1015
Ostade, Adrian van, p. 438
Alchymist, 846
Cobbler, The, 2541
Courtship, 2542
Hurdy-Gurdy, 2540
Man with a Jug, 2543
Ostade, Isaak van, p. 440
Cart, The, 2544
Farmyard, 1347
Frost Scene, 848
Frozen River, 963
Village Scene, 847
Pacchia, Girolamo del
Madonna and Child, 246
Pacchiarotto, J.
The Nativity, 1849
Padovanino, p. 147
Boy with a Bird, 933
Cornelia and her Jewels, 70
Palamedes, A.
A Musical Party, 2575
Palma Vecchio
Portrait of a Poet, 636
Palmezzano, Marco
Entombment, 596
Panini, Giov. Antonio
A View in Rome, 138
Pape, Abraham de
Cottage Interior, 1221