The Master Surname Database (not online) (mostly burials in Alberta cemeteries) of the Alberta Genealogical Society lists these names;
James ROBINSON, 1851 - 1930 plot 04sw
Elizabeth ROBINSON, 1860 - interred 7 Jul 1924 plot 04sw
James O. ROBINSON, no dates
all burials in the Etzikom cemetery
For further research please contact the Research Committee of the Medicine Hat Branch.
http://abgensoc.ca/Peter