On the other hand if the elements were listed in a column as in sheet1 of gdxxrwss.xls.
One can read this with either of the below (Gdxxrwread.gms)
$call "Gdxxrw gdxxrwss.xls set=j1 Rng=sheet1!a35:a37 rdim=1"
$call "Gdxxrw gdxxrwss.xls dset=j1a Rng=sheet1!a35:a37 rdim=1"