is it a book?
No, It is a columnar stone memorial.
Monument to the X-ray and Radium Martyrs of All Nations
The Monument to the X-ray and Radium Martyrs of All Nations (also known as the X-ray Martyrs' Memorial) is a memorial in Hamburg, Germany, commemorating those who died due to their work with the use of radiation, particularly X-rays, in medicine. It was unveiled on the grounds of St Georg (St George's) Hospital (now the '), on 4 April 1936 by the ' (the Röntgen Society of Germany).

When unveiled, the memorial included 169 names, from fifteen nations, listed alphabetically; by 1959 there were 359, with the additions listed on four separate stone plaques, beside the original columnar stone memorial.
who used a nuclear accelerator to strike neutrons into the nucleus to start a nuclear chain reaction Frédéric and Irène Joliot-Curie. would nuclear power help to extend lifetime of a plant? Yes, There is a research into Light water reactor sustainability. how were the wastes disposed? Waste is mainly stored at individual reactor sites and there are over 430 locations around the world. does it produce electricity? Yes, Nuclear fission power stations provided 11% of the world's electricity. where are the power stations located? UNANSWERABLE how does it support the economy? Comparison with other power generation methods is strongly dependent on assumptions about construction timescales and capital financing for nuclear plants as well as the future costs of fossil fuels and renewables as well as for energy storage solutions for intermittent power sources. what is the profession of irene joliot mentioned above? She was a French chemist, physicist, and a politician of Polish ancestry. what were her researches? Their experiments identified both the positron and the neutron, replaced John Dalton's model of atoms as solid spherical particles, were the first to calculate the accurate mass of the neutron. what are her notable achievements? Her name was added to the "Monument to the X-ray and Radium Martyrs of All Nations" erected in Hamburg, Germany.
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Monument to the X-ray and Radium Martyrs of All Nations [SEP] Introduction
The Monument to the X-ray and Radium Martyrs of All Nations (also known as the X-ray Martyrs' Memorial) is a memorial in Hamburg, Germany, commemorating those who died due to their work with the use of radiation, particularly X-rays, in medicine. It was unveiled on the grounds of St Georg (St George's) Hospital (now the '), on 4 April 1936 by the ' (the Röntgen Society of Germany). When unveiled, the memorial included 169 names, from fifteen nations, listed alphabetically; by 1959 there were 359, with the additions listed on four separate stone plaques, beside the original columnar stone memorial.