Category:Alexandr Sommer Batěk

**Alexander Sommer Batěk**
	Czech chemist, Esperantist and educator (1874-1944)
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Date of birth	14 June 1874; Prádlo; Alexandr Batěk
Date of death	6 April 1944; Liboc (162)
Pseudonym	Heliar; Lešek; L. Sommer; Alexander Sommer-Batěk;
Country of citizenship	Austria–Hungary; Czechoslovakia;
Educated at	Faculty of Arts, Charles University in Prague (doctor of philosophy, chemistry);
Occupation	chemist; Esperantist; pedagogue; penman; science fiction writer; teacher; opinion journalist; secondary school teacher; adult educator; pacifist; editing staff;
Field of work	chemistry; Esperanto; pacifism; creative and professional writing; popular science; religion;
Authority file
	Q3507801; ISNI: 0000000066784128; VIAF cluster ID: 67246500; GND ID: 117567744; Library of Congress authority ID: n90616384; NL CR AUT ID: jk01011106; Nationale Thesaurus voor Auteursnamen ID: 23840398X; National Library of Israel J9U ID: 987007258230105171
	Reasonator; Scholia; Wikidocumentaries; PetScan; statistics; WikiMap; Locator tool; KML file; Search depicted;

Media in category "Alexandr Sommer Batěk"

The following 4 files are in this category, out of 4 total.