RAF Sharjah 1964, new radar being installed, motor generator to be mounted on concrete base with bolts protruding. Works & bricks provided contractor with wooden base on which motor generator was shipped, holes in base lined up exactly with holes on motor generator base. The contractor happily used the wooden base as a template for the concrete base. When the time came to place the motor generator on bolts in the new concrete base it was discovered that the contractor had the wooden template upside down...