Thanks for confirming that Paul (and for adding pictures of the rest of the flyer), E.P. Barrus Ltd. were the distributor of Orline products in the UK.
Barrus are still going, they moved from Acton in London to Bicester in 1977 and turned 100 in 2017, an interactive history page is on their website here;
https://www.barrus.co.uk/about-us/barrus-celebrates-100-years/
David