CHAPTER 4: Dulcimers in the British Isles since 1800 > 'British' dulcimers 1800-1945
Paul Hasluck, How to make and play a dulcimer - 2 of 2
Many points arise, but chiefly these:
The stringing is 20 IV + 20 IV.
Reading of the overall thoroughness with which one was expected to tackle everything, one wonders if a reason the dulcimer declined in popularity after the 1930s was that, in an era when the pace of life was being felt to accelerate rather rapidly, the tuning and practice of a dulcimer were still expected to be very time-consuming activities.