The Knock Apparition

Knock, County Mayo. A small parish in the Archdiocese of Tuam, its church dedicated to St John the Baptist. Thursday, 21 August 1879. The rain was heavy. The wind blew from the south.

At about eight o'clock, Mary McLoughlin, housekeeper to Archdeacon Bartholomew Cavanagh, passed the south gable. She saw figures there and took them for statues. Then Mary Beirne looked. She identified the figures and fetched the others. Three life-size figures stood a little out from the wall, raised above the ground.

The Virgin Mary, in a white cloak and crown, eyes raised to heaven. St Joseph, head bent towards her. St John the Evangelist, robed as a bishop, holding a book. Beside them, a plain altar with a lamb and a cross. All of it lay in "a clear, white light, covering most of the gable."

Patrick Hill watched for about an hour and a half. "I saw her eyes, the balls, the pupils, and the iris of each," he said. As the group approached, the figures "seemed to go back a little towards the gable." Around the lamb, angels hovered, wings fluttering. Years later John Curry, a small boy that night, recalled: "It appeared to me that they were alive, but they didn't speak."

Everyone was soaked, but witnesses said no rain touched the figures. Bridget Trench, 75, felt the ground beneath them, found it "perfectly dry," then went in to kiss the feet of the Virgin. "I felt nothing in the embrace but the wall," she said. Half a mile away, Patrick Walsh saw only "a large globe of golden light" over the gable. It was "quite stationary."

On 8 October 1879, Archbishop John MacHale of Tuam set up a Commission of Inquiry. Fifteen witnesses gave depositions. The commission found their testimony "trustworthy and satisfactory." John MacPhilpin broke the story in the Tuam News in January 1880.

In 1936 a second commission heard the survivors. Mary Beirne, by then Mrs O'Connell, gave evidence from her deathbed: "I am quite clear about everything I have said, and I make this statement knowing I am going before my God." In New York, Curry told a tribunal: "The figures were life-size and I will remember them till I go to my grave."

A magic lantern was suspected within months. In 1880 Professor Francis Lennon of Maynooth tested one at the site and concluded that "a lantern could not have been used." In 1979 the philosopher David Berman revived the idea, citing a letter claiming that a Protestant policeman at Knock had worked a lantern. He admitted it was hearsay. Melvin Harris later rebuilt Lennon's experiment on a replica set, using a mirror, and got it to work.

Steuart Campbell proposed a natural explanation. In the Skeptical Inquirer in 2017, Joe Nickell pointed to rainy mist and reflective windows at a school to the south east, windows presumed to have been there. The astronomer James McGaha found the evening sun above the horizon. Yet Dominick Beirne Sr described images that appeared "in dark night." Critics also note that only the boys saw angels.

By 1880, pilgrims were gathering at the gable, and crutches were left there by people claiming cures. Pope John Paul II came for the centenary on 30 September 1979. No photograph of that night exists. Only fifteen voices, standing in the rain.