From Mombasa the train is worked by a Mikado, built in 1927 by Robert Stephenson, Darlington, originally intended for shunting, but now used on most passenger trains between Mombasa and Nairobi, where the rails are 80 lb. to the yard, laid in 40 ft. lengths.
1950 April, Timothy H. Cobb, “The Kenya-Uganda Railway”, in Railway Magazine, page 263