April 19 (Eastern Orthodox liturgics) - Wikipedia, the free ...
https://en.wikipedia.org/wiki/April_19_(Eastern_Orthodox_liturgics)
Martyrs Christopher, Theonas, and Antoninus, at Nicomedia (303); Saint George the Confessor, Bishop of Antioch in Pisidia (ca. 741-775); Venerable John of ...
April - 19 - Index of Christian Art - Princeton University
https://ica.princeton.edu/drewer/calendar.php?month=April&day=19
April 19. (1). John Palaeolaurita. Monk at the Monastery of St. Chariton in the Judaean ... SEE ALSO: Christopher, Theonas and Antoninus of Nicomedia, April 20.

