Identify Unit Marking on Helmet

[Forssmann]

I just picked up a camo ET64 with the following regimental marking inside

L. J. R. 38.
III. B.

Trying to do a little research on the unit but need to know which one it is.
Thanks

[Jeff Noll]

Landwehr-Jnfanterie-Regiment 38, Bataillon III

[DaveG]

Jeff you know so much about German regimental markings you should write a book. ????

[DaveG]

My winking icon didn’t show up!