The Beetle whilst seemingly a single sub-domain of Volkswagen, is actually a complex subject with many individual species, some far more collectable than others.

Arguably the most sought after is the 1967 1500cc, ‘one year only’ model manufactured from the 1st August 1966 to 31st July 1967.

It combines the early styling of the VW Bug with the more advanced engineering of the later models.

It represents the last year of the sloping headlights, long bonnet, six volt electrical system but benefits from the more powerful 44bhp, 1500cc engine, higher ratio gearbox and disc brakes at the front.

Only the aficionado would know that for this 1967 model, the engine lid is long but with a squared-off bottom, that the chrome body mouldings, including the long bonnet one, are the later thin type and that the door hinge plugs are clear plastic.

It is unsurprising that this particular example is the personal property an air-cooled Volkswagen engineer of over 33 years.

Well known within the indu...