Germany 

Deutsches Reich

Available here is the selection shown of 9 of the 1934 - 1942 official stamps.

These were issued for use by government agencies. 

Michel Catalogue Numbers (Dienst): 166, 167, 134, 169, 170, 139, 172, 174, 142

1934/44. Dienstmarken für Landes-(Regierungs-)Behörden.