Tilling automotive are typical of the companies that spring up in the 1960's. Run as a subsidiary of a much larger & older motor distributors "Motorhouse Ltd". They offered a range of conversion equipment & luxury car add ons for a wide range of models.

Early on they recognised a gap in the market for a wind up window conversion to fit standard Minis and supplied these very successfully for many years.

As is illustrated by the letter reproduced below, they were still offering their conversions long after the standard Mini was supplied with wind up windows as standard.