From The Orkneys and Shetland; Their Past and Present State by John R. Tudor. Published 1883. Chapter xxvi, The Orkneys – South Isles, pages 333-334.
Flotta for a long time was entirely dependent on the mother parish, Walls for spiritual ministrations; and though the minister was supposed to hold service there every third Sunday, owing to weather, the Flotteyans were often for weeks without a pastor. Under these circumstances, if a couple were in a hurry to be married, the bridegroom, accompanied by his best man, proceeded to the session clerk on the Saturday night, the day when the engagements were generally made, to give directions for the proclamation of the banns. On the following day (Sunday) the clerk, sexton, and a friend proceeded to the kirk, where the clerk gave out the banns, a ceremony which was repeated, as elsewhere, on the two following Sundays. The wedding seems generally to have taken place on a Thursday, and at the wedding-feast a sort of loving-cup was handed round called “the bride’s cog,” or ” leem.” Continue reading