Large scale, spiral bound road atlas at A3 size has been fully revised and updated. It contains 176 pages of clear detailed road mapping at a mainland map scale

This full colour, spiral bound road atlas at a smaller A5 size has been fully revised and updated for 2021. It contains 170 pages of clear detailed road mapping

Fluids -- Heat transfer -- Thermodynamics -- Mechanical seals -- Pumps and compressors -- Drivers -- Gears -- Bearings -- Piping and pressure vessels -- Tribolo