Lajos Kassák – Four Avant-Garde Facsimiles (1921–1926 / reprints 1971–1999) Lot of 4 facsimile editions documenting the core period of Hungarian and Central-European avant-garde, centered around Lajos Kassák and the MA circle. This lot brings together four key works originally published between 1921 and 1926, reproduced in high-quality Hungarian facsimile editions. Together they provide a coherent overview of Kassák’s poetic, visual, and programmatic oeuvre, as well as his international avant-garde network. Contents: 1. Uj művészek könyve / Book of New Artists Budapest, Európa / Corvina, 1977 Facsimile of the 1922 Vienna edition, compiled by **Lajos Kassák and László Moholy-Nagy**. A landmark avant-garde album featuring artists such as **Chagall, Klee, Picasso, Braque, Mondrian, Malevich, Tatlin, Lissitzky, Man Ray**, alongside Kassák and Moholy-Nagy. 106 pp., original publisher’s binding, large format (235 × 310 mm). 2. Tisztaság könyve (Book of Purity) Budapest, 1987 (facsimile of the 1926 edition). Poems, essays and paintings, with experimental typography. Text mainly in Hungarian, with selected poems in English, French, German, Esperanto and other languages. With paper slipcase and accompanying booklet on Kassák’s work. 3. Az idő múlásában (In the Passage of Time) Budapest, 1971 (facsimile edition). Kassák’s late reflective poem on life, art and the 20th century, including reproduction of his original picture book. With 12 colour illustrations and commentary by Gyula László. 4. Bildarchitektur Budapest, Kassák Museum, 1999 Facsimile of Kassák’s 1921 manifesto, with German translation by Paul Acél. One of the foundational texts of constructivist visual theory in Central Europe. Limited edition of 500 (this copy unnumbered), approx. 20 pp., with 6 full-page prints, stapled as issued. Condition: All four volumes are in overall good condition. Az idő múlásában has its spine reinforced with household adhesive tape. Uj művészek könyve shows slight bending and creasing to the cover. The paper slipcase of Tisztaság könyve is lightly soiled. Interiors are clean; no stains or inscriptions. Significance: A compact yet comprehensive Kassák ensemble, illustrating the poetic, visual and theoretical foundations of Hungarian and international avant-garde. Highly suitable for collectors of MA, constructivism, modernist typography, and Central-European modernism.