Note the last sentence on this page of the 1912 Parts List: could it be that also 1909 and 1910 Free Engine Models had the smaller type ( 32 teeth) chainwheel that was first announced for the 1911 Model? Comments are welcomed!
1912 catalogue Roadster Model: shouldn't this have a bigger chainwheel? See previous scan.
Many thanks to Martin Quince for this fabulous picture, taken by his Grandfather. The picture was taken in South Mymms, Hertfordshire (between St Albans and Potters Bar) in 1915. It shows a TT Roadster (courtesy vintageBike.co.uk)
Lady on TT Roadster with Staffordshire reg. Thanks to Andy Breeden (courtesy vintageBike.co.uk)
Andrew Bartleet's great aunt and great uncle, Gwyn Cowing and Harry Hayden. They lived in Barnet, north of London. They had a number of rare bikes including a pre 1914 Matchless V twin that they would swop the wicker sidecar from the Triumph. Courtesy Andrew Bartleet
15-12-12, course de côte de Gometz-le-Châtel, Mac Minnies sur Triumph Note the OHV inlet valve conversion ( see the Brooklands detail photo above)