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joaquín iturrioz
Stamps Year 1991 . Joaquín Iturrioz
1397 ? Post Office, Stralsund
Germany
1389 - Centº of the transmission of electrical energy via three-phase current
Germany
1365 - 18th World Gas Congress, Berlin, Wilhelm August Lampadius
Germany
1357 - History of airmail, airship
Germany
1355 - History of airmail, single seat
Germany
1354 - History of airmail, Junker FI 3 of 1930
Germany
1335 - 400 Anniversary of the birth of Friedrich Spee von Langenfeld, writer, religious man
Germany
1388 - 100th birthday of Reinold von Thadden Trieglaff
Germany