12nd year. Fr. Borovy, Praha 1946.

2 volumes. Ceskoslovenska spolecnost chemicka, Praha 1927 and 1930.

Prirodovedecke vydavatelstvi, Praha 1952. 1st edition.

Year XIV. 1935 - 1936, no. 1 - 10. Vzdělávací spolek Vesmír, Prague 1935-1936.

Year XI., 1932 - 1933, no. 1-10. Vzdělávací spolek Vesmír, Prague 1932 - 1933.

Prumyslove vydavatelstvi, Praha 1952.

SNTL, Praha 1982. 1st edition.

Load of photos and technical drawings. SNTL and AVTL, Bratislava 1963.

I.L. Kober, Praha, 1870. 290 woodcuts in text. 3nd volume of book Kronika prace.

Polygrafia, Praha, no date. Nice typo.

Volume 1 - 12. 5th year. Prace, Praha 1954.

I. L. Kober, Praha no date.

Prace - Roh, Prague 1960.

SNTL, Praha 1955.

Karel Synek, Prague 1937.

1st edition. Academia, Prague 2006.

Year 1967 - no. 1, 15 and 21 are missing. Year 1968 - no. 11 and 17 are missing. Mladá fronta, Prague 1967 a 1968.

Prumyslove vydavatelstvi, Praha 1951.

5th volume. Borsky a Sulc, Praha 1930.

Technomat, Praha 1981.

Technomat, Praha 1980.

Technomat, Praha 1981.

3rd edition. Scientia, Prague 1999.

2 volumes. Ceskoslovenska akademie ved, Praha 1954.

SNTL - Prace, Praha 1985.