Variations and Fugue on a Theme by Handel located. In other words, what gives unity to the variation set ... is not the theme as such, but rather a network of 'family resemblances', to use Wittgenstein's term, between the different variations." There are various opinions about the organization of the "Handel Variations". Hans Meyer, for example, sees the divisions as nos. 1–8 ('strict'), 9–12 ('free'), 13 ('synthesis'), 14–17 ('strict') and 18–25 ('free'), culminating, of course, in the fugue. William Horne emphasizes paired variations: nos. 3 and 4, 5 and 6, 7 and 8, 11 and 12, 13 and 14, 23 and 24. This helps him to group the
South African Class 14 4-8-2 the reboilered engines. Their original Belpaire boilers were fitted with Ramsbottom safety valves, while the Watson Standard boiler was fitted with Pop safety valves. An obvious difference between an original and a Watson Standard reboilered locomotive is usually a rectangular regulator cover, just to the rear of the chimney on the reboilered locomotive. In the case of the Class 14 locomotives, two even more obvious differences are the Watson cab and the absence of the Belpaire firebox hump between the cab and boiler on the reboilered locomotives. The locomotives were placed in service on the mainline between Durban and Ladysmith