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Minutes from the plenary meeting of the Management Board of the Polish Botanical Society in Warsaw on 1951-02-12
No full textMinutes from the meeting of the Management Board of the Polish Botanical Society in Poznań on 1951-09-14
No full textMinutes from the meeting of the Warsaw members of the Management Board of the Polish Botanical Society in Warsaw on 1951-10-01
No full textMinutes from the meeting of the Warsaw members of the Management Board of the Polish Botanical Society in Warsaw on 1951-09-12
No full textMinutes from the meeting of the Warsaw members of the Management Board of the Polish Botanical Society in Warsaw on 1950-03-16
No full textMinutes from the meeting of the Warsaw members of the Management Board of the Polish Botanical Society in Warsaw on 1950-09-22
No full textMinutes from the meeting of the Warsaw members of the Management Board of the Polish Botanical Society in Warsaw on 1950-12-13
No full textMinutes from the General Meeting of the Polish Botanical Society in Wrocław on 1950-09-10
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