The logo is on the funnel (Modified in Malta) of the ex-Scottish river Tay ferry built in 1931 old in Malta in 1966 after River Tay road bridge was completed along with SCOTSCRAIG. she later scrapped locally. Whilst the SCOTSCRAIG sunk at Anchor Bay,Malta whilst being used during the filming of the film Popeye, and is now a popular dive site.

Thanks mcole, The S stands for Salvu ,who was the father of the President of my hometown football team Hibernians F.C . Salvu also used to reside a few doors down my street. Salvu was a true gentleman who was very down to Earth and always ready to help the community.

Former website showing logo:

http://web.archive.org/web/20101011024426/http://www.bezzinagroup.com/htmlsite/sbs_1.htm