Ewing Lecturer on Music in the Andersonian University, Glasgow, of a series of articles, analysing this style of music, in which he said: "The highest triumph of art is to be natural. The singing of these strangers is so natural that it does not at once strike us how much of true art is in it, and how careful and discriminating has been the training bestowed upon them by their accomplished instructor and leader, who, though retiring from public notice, deserves great praise. Like the Swedish melodies of Jenny Lind, it gives a new musical idea. It has been well remarked that in some respects it disarms criticism, in others it may be truly said that it almost defies it. It was beautifully described by a simple Highland girl—'It filled my whole heart!' The richness and purity of tone, both in melody and harmony, the contrast of light and shade, the varieties of gentleness and grandeur in expression, and the exquisite refinement of the piano, as contrasted with the power of the forte, fill us with delight, and at the same time make us feel how strange it is that these unpretending singers should come over here to teach us what is the true refinement of music, make us feel its moral and religious power."
The labours of the Singers in connection with the meetings of Messrs. Moody and Sankey were one of the most memorable features of this visit to the North. They first met the evangelists at Newcastle-on-Tyne, and for some days lent daily assistance in the great work. Their songs were found to be especially adapted to help on the revival. One incident in connection with one of the noonday prayer