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The Early registration deadline for the ICHST 2021 has been extended to 7 May.
Online registration for the virtual 26th International Congress of History of Science and Technology is open.

CONGRESS SECRETARIAT
GUARANT International spol. s r. o.
Českomoravská 19, 190 00  Prague 9
Czech Republic
Phone: +420 284 001 444
E-mail: ichst2021@guarant.cz



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