I just took a quick look the arabs and the austrian infantry are made by battle honours they are available fom old glory 15s at $17 u.s a pack
https://www.oldglory15s.com/25mm-Battle-Honors-World-War-I-1914-15_c264.htmI have some and like them the arabs mix in well with the old glory march or die range
they are a little smaller than woodbine but I'm using them in seperate units, they're Turkish cavalry are nice