TY  - BOOK
AU  - Heinrich Kohler Auctions
TI  - Brustschilde - Die Sammlung "Troubadour" (Shield Issues of the German Empire) (April 2021)
PY  - 2021///
CY  - Wiesbaden
PB  - Heinrich Kohler Auctions
KW  - Brustschilde; German Empire; Shields; postal history
ER  -