Icon - Feast day icon - Wood

It is a Russian Orthodox icon representing a 'Dodekaorton' (Двунадесятые праздники):
A composition with the Twelve Great Feasts of the Orthodox liturgical calendar, centered on the life of Christ and the Virgin Mary.

What exactly does the icon show?

In the center

The Resurrection of Christ (Descent into Hell — Пасха)

Around, in small framed scenes, the 12 main festivals are depicted.

Feasts of Christ

Annunciation (Благовещение)

Nativity of Christ

Presentation at the Temple

Baptism in the Jordan

Transfiguration

Entry into Jerusalem

Crucifixion / Burial (according to variant)

Resurrection (in the center)

Ascension

Pentecost

Festivals of the Virgin
Nativity of the Mother of God
12. Presentation of the Virgin in the Temple
13. Dormition of the Virgin

The icon includes 13 scenes because Easter is considered an independent center.
Registrations

Texts in ecclesiastical Slavic naming each feast.

Characteristic colors and style of Russian art (18th–19th centuries)

Style

Golden background

Typical Russian red stamp

Small scenes that are very narrative.

Some areas with wear, indicating age and liturgical use.