Working model, scale 1:12, of the two-stage expansion diagonal compound engines of the P.S. 'Princesse Henriette' and P.S. 'Princesse Josephine' (1888), on engine beds in hull framing, by David Carlan at Denny and Co., Dumbarton, Scotland, 1888-1899

Model of the diagonal compound engines fitted to the PS 'Princesse Henriette' and PS 'Princesse Josephine' 1888. Scale 1:12 The engines were fitted with Walschaerts valve gear and Brown steam reversing gear.