Post Office mechanisations in operation.
Documentation on file, including book called Postal Mechanisations.
GV. Post Office vans leaving Post Office. CU. Sign "Parcels Office". Various shots of mail being poured down hatches onto conveyor belt, parcels sandwiched in conveyor belt and taken up slope. Parcels go down glace where 24 selection keys select for brain mechanism. Parcels drop into buckets which open by Solenoids controlled by brain mechanism seen in C.U. Parcels in individual districts are again sub-divided and placed into sorting bags. Postmaster General inspects push button, sorting bags placed on automatic hooks, hooks drop by respective vans which are loaded and taken away. Various shots of Postmaster General Rt. Hon. R. Bevins pressing buttons to open depot.