1918/72: Collection of several thousand used/unused/mint stamps, strength is between approximately 1929/51 with several good series and blocks primarily in unused conditions, in addition several early overprints from 1918/19, housed in two stock books.
1918/92: Collection in six albums from 1945 onwards mainly in complete unused sets, incl. Sokol, airmails, postage dues, miniature sheets, issues for Eastern Silesia and Czech Military Forces in Siberia 1920 (Mi 9/17), further a 15 volume collection of FDC's.