Brass knobbed weights for 1 Marco from the Castlereagh Collection for Lisbon (Portugal). brass knobbed weights 1818
Brass knobbed weights for 1 Arratel (pound) from the Castlereagh Collection for Lisbon (Portugal). brass knobbed weights 1818
Set of 8 brass nested cup weights dated 1818, from the Castlereagh Collection for Gothenburg (Sweden). Nested cup weights, brass 1818
Brass bell weight both dated 1818 from the Castlereagh Collection for Hamburg (Germany). brass bell weight 1818
Harpenden pocket stadiometer sent out to Ludlow Boys' School as part of a series of nationwide measurements 1972-3
Model of English Electric "Lightning" aircraft, scale 1:24. English Electric Lightning, 1949-1960. 1949-60
Model of Henry Cavendish's Torsion Balance Gravitational Apparatus, 1798 1798 (original); 1977 (model)
Great Western Railway "Cornishman" Express Train, hauled by 4-4-2 No. 3046 "Lord of the Isles" 1899/12
The London and North Western Railway Four-Cylinder Compound Express Locomotive No 1909, Jubilee 1899/05