I happened upon this website as I was searching for Walsall Corporation information.
I knew of Turners as manufacturers of (Clark) Turner gearboxes for trucks in the 1960s and 1970s, but I was unaware of the rest of the history:-
http://www.localhistory.scit.wlv.ac..../Turner/TM.htm
Back in the late 1940s and early 1950s I recall our local garage having a Baelz 325 triple cabinet for dispensing engine oil from bulk. They also used various single dispensers as shown below:-
More at:-
http://www.localhistory.scit.wlv.ac....rner/Baelz.htm