Eric Gibson
master brummie
EG you might like this link if you like Hillmans?https://www.philseed.com/hmminxp1.html
Watsons Broad Street where I worked were Rootes dealers OH so I've worked many hours on most of those cars.
There's one problem with the site, he describes the early minxes as 'Phase 1 to 6' that may have been the US names for them but in the UK they were 'Mark 1 to 6' . E