TY  - BOOK
AU  - Deninger, Hermann
TI  - Abgekurzte vorphilatelistische Stempel 2nd ed
PY  - 1953///
CY  - Freiburg in Br., Germany
PB  - Kricheldorf Verlag
KW  - Postal Markings | Pre-adhesive Covers | Covers | Postal History
ER  -