Library of the Universal Esperanto Association in Rotterdam transferred to the National Library

Library of the Universal Esperanto Association in Rotterdam transferred to the National Library

Donation by George Windsor, Earl of St Andrews, to the National Library of Poland

Donation by George Windsor, Earl of St Andrews, to the National Library of Poland

The Palace of the Commonwealth under reconstruction: Progress of works

The Palace of the Commonwealth under reconstruction: Progress of works

The Palace of Royal Architects

The Palace of Royal Architects

Modernisation and new interior design of Palace of the Commonwealth

Modernisation and new interior design of Palace of the Commonwealth