This group of medals were awarded to Captain William George Gabain MC for his service during the First World War. 

From left to right they are:

1) The Military Cross (MC)
2) 1914 Star with Clasp: 5th August - 22nd November 1914.
3) War Medal
4) Victory Medal with Mention in Despatches Oakleaf.

Captain Gabain MC was killed in March 1918.