Most widely held works by R. W.
Trusty amerykańskie : ich działalność ekonomiczna, społeczna i polityczna by Paul Lafargue ( Book )
2 editions published in 1907 in Polish and held by 3 WorldCat member libraries worldwide
Dawne i nowe badania Haeckla nad zagadnieniem o człowieku by Erich Wasmann ( Book )
1 edition published in 1911 in Polish and held by 2 WorldCat member libraries worldwide