Aha - a St Alban's manufactured straw FSH.
A quick Google rather than a trip to check Peter Sucui and Stuart Bates books -
http://www.militarysunhelmets.com/20...lseley-helmets
"Only two straw Wolseleys are known to survive and are in the author’s collection."
One manufactured by E. Day, St Alban's is shown in the link, it's badged and named to the KSLI, 1915.