matthewirvinebrown: at the model makers'
matthewirvinebrown: at the model makers'
matthewirvinebrown: at the model makers'
matthewirvinebrown: at the model makers'
matthewirvinebrown: at the model makers'
matthewirvinebrown: at the model makers'
matthewirvinebrown: at the model makers'
matthewirvinebrown: cornet version valves
matthewirvinebrown: testing cornet version valves
matthewirvinebrown: testing pcb
matthewirvinebrown: moulding and casting
matthewirvinebrown: moulding and casting
matthewirvinebrown: pouring the silicon mould
matthewirvinebrown: cornet valves
matthewirvinebrown: finished polyurethane cornet
matthewirvinebrown: finished polyurethane cornet