Photo shoulderboard US ?

[Floris]

Hello,

Recently I bought this nice coloured photo.
Taking a better look I saw for me some unusual shoulderboards.
I read: US
Anyone any idea what this means?

Regards,
Floris

[HPL2008]

It's for the Heeresunteroffizierschulen [= Army NCO Schools].

[Floris]

Thanks HPL2008