The Liturgical Year by Dom Guéranger
Explanation of the Epistles and Gospels for the Sundays, holydays and festivals throughout the ecclesiastical year, to which are added the lives of many saints by Leonard Goffiné (Pustet, 1880).
Goffine’s Devout Instructions on the Epistles and Gospels for the Sundays and Holydays (Benziger, 1896).
The Giving of the Law on Sinai
Miniature in the De la Twyere Psalter (about)
Portal at the Cathedral of St. Peter, Regensburg, Germany
19C Altarpiece in the Church of San Moise, Venice, Italy, see also
Warburg Institute Iconographic Database
“And if the blind lead the blind, both will fall into the pit.”